{"title":"Koch OdorKleen Carbon Filters | ES, 250, 600, 200\/M13","description":"\u003cp\u003eThe Koch \u003cstrong\u003eOdorKleen\u003c\/strong\u003e family: pleated carbon panel filters in 1″\/2″\/4″ depths for HVAC drop-in carbon filtration. Four products span the efficiency and capacity range: \u003cstrong\u003eOdorKleen ES\u003c\/strong\u003e (MERV 8 basic carbon impregnation), \u003cstrong\u003eOdorKleen 250\u003c\/strong\u003e (MERV 8 with patented CarbonWeb high carbon load), \u003cstrong\u003eOdorKleen 600\u003c\/strong\u003e (MERV 10 with KMnO\u003csub\u003e4\u003c\/sub\u003e alumina for ammonia\/formaldehyde\/SO\u003csub\u003e2\u003c\/sub\u003e\/H\u003csub\u003e2\u003c\/sub\u003eS), and \u003cstrong\u003eOdorKleen 200\/M13\u003c\/strong\u003e (MERV 13 high-particulate + carbon).\u003c\/p\u003e","products":[{"product_id":"koch-odorkleen-es-merv-8-carbon-particulate-filter","title":"Koch OdorKleen ES (MERV 8 Carbon Particulate Filter for VOC and Odor Control)","description":"\u003cp\u003ePer the Koch OdorKleen ES product bulletin, the Koch \u003cstrong\u003eOdorKleen ES\u003c\/strong\u003e is a \u003cstrong\u003eMERV 8 extended-surface pleated panel filter\u003c\/strong\u003e that combines particulate filtration with carbon-impregnated odor and VOC removal in a totally disposable unit. Per Koch, OdorKleen ES uses a \u003cstrong\u003etwo-ply media element\u003c\/strong\u003e: a 100% mechanical upstream layer for particulate capture (rated 70% efficient for 3-10 micrometer particles), backed by a downstream layer impregnated with carbon media for absorption of \u003cstrong\u003evolatile organic compounds (VOCs)\u003c\/strong\u003e and odors from the air stream. Per Koch, the carbon media carries a \u003cstrong\u003eminimum activation of 60%\u003c\/strong\u003e, providing high odor absorption efficiency and extended lifecycle between filter changes.\u003c\/p\u003e\u003ch3\u003eWhat you get: pleated carbon-impregnated panel filters, sold by the case\u003c\/h3\u003e\u003cp\u003eEach variant is a \u003cstrong\u003esingle OdorKleen ES pleated panel\u003c\/strong\u003e with a die-cut beverage board frame and integrated two-ply media (mechanical + carbon). Available in 1″, 2″, 4″, and 6″ depths across a wide range of nominal face sizes. The price you see for each variant is the \u003cstrong\u003efull case price\u003c\/strong\u003e; carton quantities vary by size and depth:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″ depth filters (32 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePopular sizes:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional sizes:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10″x10″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10″x24″x1″\u003c\/strong\u003e (Ex) — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x12″x1″\u003c\/strong\u003e — \u003cstrong\u003e24 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x18″x1″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x30″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x16″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x30″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x18″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x30″x1″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x22″x1″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x30″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x30″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth filters (27 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePopular sizes:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional sizes:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x12″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x30″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x16″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x30″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x18″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x30″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x35″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21.5″x36.5″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x30″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4″ depth filters (11 sizes):\u003c\/strong\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eAdditional sizes:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15″x20″x4″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x24″x4″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25″x29″x4″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6″ depth filters (1 sizes):\u003c\/strong\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eAdditional sizes:\u003c\/strong\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003e24″x24″x6″\u003c\/strong\u003e — \u003cstrong\u003e4 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eSizes listed are nominal — for actual filter dimensions per Koch, see the construction section below or Koch Bulletin K-100B (Multi-Pleat XL8 frame family). All filters ship in full cartons only.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eOdorKleen ES construction (per Koch OdorKleen ES bulletin)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Extended-surface pleated panel filter (Multi-Pleat XL8 frame architecture with carbon layer added)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-ply media element (per Koch):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpstream layer:\u003c\/strong\u003e 100% mechanical media, 70% efficient for 3-10 micrometer particles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDownstream layer:\u003c\/strong\u003e Carbon-impregnated media for VOC absorption, minimum 60% activation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleat support:\u003c\/strong\u003e Rugged, rustproof expanded metal grid (per Koch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure frame:\u003c\/strong\u003e Rigid, high wet-strength beverage board (per Koch); die-cut construction. Per Koch: \"this ultra-tough frame makes the OdorKleen ideal for use in nearly any application, especially in systems where high moisture levels have rendered standard air filters ineffective.\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV rating:\u003c\/strong\u003e MERV 8 per ASHRAE Test Standard 52.2-2007, before AND after conditioning steps (per Koch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Final Pressure Drop:\u003c\/strong\u003e 1.0″ w.g. (per Koch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL listing:\u003c\/strong\u003e UL Class 2 listed per UL Standard 900 (per Koch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous operating temperature:\u003c\/strong\u003e Up to 120°F (49°C) (per Koch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable depths:\u003c\/strong\u003e 1″, 2″, and 4″ per Koch bulletin; 6″ depth available in 24x24x6 (this RTF lineup)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposability:\u003c\/strong\u003e Single-use disposable; not washable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance data by depth (per Koch OdorKleen ES bulletin)\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFilter Depth\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eTest Air Velocity\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eInitial Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFinal Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003ePleats \/ Linear Foot\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e1″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e300 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.27″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.0″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e2″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.36″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.0″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e4″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.29″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.0″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003ePer Koch, the rated capacity (CFM) for each filter size at 300 FPM and 500 FPM face velocities is published in the OdorKleen ES bulletin. For the specific size you're ordering, refer to the Koch bulletin linked at the bottom of this page or contact RTF for assistance.\u003c\/p\u003e\u003ch3\u003eApplications (per Koch OdorKleen ES bulletin)\u003c\/h3\u003e\u003cp\u003ePer Koch, OdorKleen ES is specified for environments with light to moderate contaminant levels where both particulate filtration and odor\/VOC control are required:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCommercial Office Buildings\u003c\/li\u003e\n\u003cli\u003eAirports\u003c\/li\u003e\n\u003cli\u003eSports Arenas\u003c\/li\u003e\n\u003cli\u003eHospitals\u003c\/li\u003e\n\u003cli\u003eSchools\u003c\/li\u003e\n\u003cli\u003ePainting Facilities\u003c\/li\u003e\n\u003cli\u003eIndustrial Plants\u003c\/li\u003e\n\u003cli\u003eSmoking Lounges\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAbout carbon-impregnated odor and VOC filtration\u003c\/h3\u003e\u003cp\u003eStandard MERV 8 pleated filters capture particulate — dust, pollen, lint — but pass right through gaseous contaminants like cooking odors, paint fumes, off-gassing from new construction materials, and other VOCs that occupants describe as \"smells\" rather than \"dust.\" Carbon-impregnated filters add a downstream layer of activated carbon media that \u003cstrong\u003eadsorbs\u003c\/strong\u003e (traps onto the surface of) gas-phase molecules as the air stream passes through. Per Koch, OdorKleen ES carries a minimum 60% carbon activation, which is the measure of how much VOC adsorption capacity the carbon layer can deliver before saturation. Higher activation = longer service life before odor breakthrough.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere OdorKleen ES fits:\u003c\/strong\u003e Office buildings dealing with cleaning chemical complaints, schools with art-room or science-lab odor transfer, hospitals managing waiting-room and visitor-area smells, painting facilities controlling solvent overspray drift to office areas, and historically smoking lounges (a classic OdorKleen application). For higher contaminant loads or specific gas removal (e.g., formaldehyde, hydrogen sulfide), Koch offers higher-grade gas-phase filters — \u003ca href=\"\/pages\/contact-us\"\u003econtact RTF support\u003c\/a\u003e if your application needs more capacity than OdorKleen ES.\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes are nominal.\u003c\/strong\u003e Per Koch K-100B (Multi-Pleat XL8 frame family), actual dimensions are typically 1\/2″ less than nominal in width and height, and 1\/4″ less in depth. Example: 20x25x1 nominal = 19-1\/2″ x 24-1\/2″ x 3\/4″ actual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch your filter slot to the nominal size shown.\u003c\/strong\u003e Standard HVAC filter racks are sized to nominal dimensions; the actual filter slips into the rack with appropriate clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEach variant ships in the case quantity shown.\u003c\/strong\u003e Per Koch sheet notes: \"These products shipped in full cartons only.\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Call for Quote\" sizes:\u003c\/strong\u003e Some sizes are available by special order only. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for these or for facility-scale orders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement schedule:\u003c\/strong\u003e Standard MERV 8 maintenance interval (typically 90 days for office HVAC), but odor breakthrough is the practical end-of-life signal — if you start smelling what the filter is supposed to be capturing, the carbon layer has saturated and it's time to replace, regardless of pressure drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature limit:\u003c\/strong\u003e Per Koch, continuous operation up to 120°F (49°C). Not suitable for high-temperature exhaust applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Filters loaded with VOCs may have specific disposal requirements depending on your jurisdiction and the contaminants captured. For painting facility or industrial applications, follow your local hazardous waste regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications, capacity tables, and complete performance data for Koch OdorKleen ES are published in the \u003cstrong\u003eKoch OdorKleen ES product bulletin\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/Koch_OdorKleen_ES_Feb_2024.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOdorKleen ES Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation). Per Koch, actual filter dimensions reference Bulletin K-100B (Multi-Pleat XL8 frame family). Both bulletins are available through Koch Filter Corporation (\u003ca href=\"https:\/\/www.kochfilter.com\/\" target=\"_blank\" rel=\"noopener\"\u003ekochfilter.com\u003c\/a\u003e) or by request through RTF.\u003c\/p\u003e","brand":"Koch","offers":[{"title":"12\"x24\"x1\" (Case of 12)","offer_id":44119112974458,"sku":"102-790-002","price":262.8,"currency_code":"USD","in_stock":true},{"title":"14\"x20\"x1\" (Case of 12)","offer_id":44119113007226,"sku":"102-790-003","price":239.88,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x1\" (Case of 12)","offer_id":44119113039994,"sku":"102-790-006","price":242.52,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x1\" (Case of 12)","offer_id":44119113072762,"sku":"102-790-007","price":256.56,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x1\" (Case of 12)","offer_id":44119113105530,"sku":"102-790-008","price":264.6,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x1\" (Case of 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reach saturation too quickly. The OdorKleen 250 contains \u003cstrong\u003e250 gsm of carbon product\u003c\/strong\u003e attached to a high-efficiency cotton-polyester media blend that includes \u003cstrong\u003egranular activated carbon plus activated alumina impregnated with potassium permanganate\u003c\/strong\u003e. The \"250\" in the product name refers to that carbon load — substantially higher than the carbon impregnation in standard carbon pleated filters.\u003c\/p\u003e\u003ch3\u003eWhat you get: high-capacity carbon-particulate panel filters, sold by the case\u003c\/h3\u003e\u003cp\u003eEach variant is a \u003cstrong\u003esingle OdorKleen 250 pleated panel\u003c\/strong\u003e with a recyclable beverage board frame, integrated CarbonWeb® gas-phase media, and a particulate-capture downstream layer. Available in 2″ and 4″ depths across multiple face sizes. The price you see for each variant is the \u003cstrong\u003efull case price\u003c\/strong\u003e:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth filters (18 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x20″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x20″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14″x25″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15″x20″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x16″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x24″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x30″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x20″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25″x25″x2″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4″ depth filters (9 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x24″x4″\u003c\/strong\u003e — available by quote. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for current pricing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCarbonWeb® gas-phase filtration technology\u003c\/h3\u003e\u003cp\u003eOdorKleen 250 uses \u003cstrong\u003eCarbonWeb® technology\u003c\/strong\u003e — carbon-filled media fibers engineered for low resistance and high adsorption capacity:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas-phase carbon:\u003c\/strong\u003e 60% activity granular activated carbon. Per Koch, the gas-phase carbon has \u003cem\u003e\"nearly five million square feet of surface area per pound.\"\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdsorption efficiency:\u003c\/strong\u003e The bonded carbon fibers use only approximately 1% of the carbon's surface area — leaving roughly 99% available for gas contaminant adsorption. This is one of the key differentiators Koch cites versus competitive carbon filter designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTortuous airflow path:\u003c\/strong\u003e Gas contaminants pass through tortuous pathways inside the media, ensuring intimate contact between contaminant molecules and the carbon adsorption surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented anti-settling design:\u003c\/strong\u003e OdorKleen 250 carries a patented \"media-carbon will not settle\" feature that maintains adsorption performance through the filter's service life without the carbon migrating or settling in transit or operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePotassium permanganate alumina layer:\u003c\/strong\u003e In addition to the activated carbon, OdorKleen 250 includes activated alumina impregnated with potassium permanganate — an oxidizing chemistry that targets specific gaseous pollutants (formaldehyde, hydrogen sulfide, sulfur dioxide, nitrogen dioxide) that activated carbon alone is less effective against.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParticulate capture layer:\u003c\/strong\u003e A 3\/8″ light\/medium duty cotton-polyester blend with carbon-filled fibers handles particulate contaminants. The combination of the two distinct medias gives the filter MERV 8 efficiency while maintaining a low pressure drop.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOdorKleen 250 construction and specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Extended-surface pleated panel with two-stage media (gas-phase + particulate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e 100% synthetic carbon-impregnated mechanical media, 250 gsm carbon load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia support:\u003c\/strong\u003e Self-supporting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e High wet-strength beverage board with \u003cstrong\u003ecross-member designed to increase filter strength and rigidity\u003c\/strong\u003e. \u003cstrong\u003eFrame is recyclable.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV rating:\u003c\/strong\u003e MERV 8 per ASHRAE Test Standard 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum continuous operating temperature:\u003c\/strong\u003e 180°F (93°C) — substantially higher than standard carbon pleated filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Final Resistance:\u003c\/strong\u003e 1.2″ w.g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable depths:\u003c\/strong\u003e 1″, 2″, and 4″ per Koch PB-1201; this RTF lineup carries 2″ and 4″. For 1″ depth sizes, \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposability:\u003c\/strong\u003e Single-use disposable; not washable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance data by depth\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFilter Depth\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eTest Air Velocity\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eInitial Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFinal Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003ePleats \/ Linear Foot\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e1″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e300 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.35″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e2″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.41″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e4″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.33″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eFor rated capacity (CFM) at 300 FPM and 500 FPM face velocities for the specific size you're ordering, refer to the Koch bulletin linked at the bottom of this page or contact RTF for assistance.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eOdorKleen 250 is specified for environments with heavier gas-phase contaminant loads than standard carbon-impregnated filters can handle:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChemical Storage\u003c\/li\u003e\n\u003cli\u003eLaboratories\u003c\/li\u003e\n\u003cli\u003eMuseums and archives\u003c\/li\u003e\n\u003cli\u003ePharmaceutical\u003c\/li\u003e\n\u003cli\u003eHospitals\u003c\/li\u003e\n\u003cli\u003eAirports\u003c\/li\u003e\n\u003cli\u003eIndustrial Facilities\u003c\/li\u003e\n\u003cli\u003eCommercial Office Buildings\u003c\/li\u003e\n\u003cli\u003eSports Arenas\u003c\/li\u003e\n\u003cli\u003eSmoking Lounges\u003c\/li\u003e\n\u003cli\u003eCasinos\u003c\/li\u003e\n\u003cli\u003eLaminate Adhesive (manufacturing)\u003c\/li\u003e\n\u003cli\u003eIAQ Emergency response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOdorKleen 250 vs OdorKleen ES — choosing the right tier\u003c\/h3\u003e\u003cp\u003eKoch produces two carbon-impregnated MERV 8 pleated filters in this product family. Choosing between them depends on contaminant load, operating conditions, and budget:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOdorKleen 250 (this product):\u003c\/strong\u003e 250 gsm carbon load with CarbonWeb® technology and potassium permanganate alumina. \u003cstrong\u003eMax operating temp 180°F.\u003c\/strong\u003e Specified for chemical storage, laboratories, museums, pharmaceutical, IAQ emergency — environments where standard carbon impregnation saturates too quickly or where elevated temperatures rule out standard frames.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-es-merv-8-carbon-particulate-filter\"\u003eOdorKleen ES\u003c\/a\u003e:\u003c\/strong\u003e Standard carbon-impregnation pleated filter for lighter contaminant loads. \u003cstrong\u003eMax operating temp 120°F.\u003c\/strong\u003e Specified for office buildings, schools, hospitals, smoking lounges — standard HVAC environments with light to moderate odor and VOC loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIf you're unsure which fits your application, \u003ca href=\"\/pages\/contact-us\"\u003econtact RTF support\u003c\/a\u003e with your contaminant profile and operating conditions and we'll help match the right filter.\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes are nominal.\u003c\/strong\u003e Match nominal dimensions to your filter slot. Actual filter dimensions are typically 1\/2″ less than nominal in width and height per the Multi-Pleat XL8 frame family standard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth ships 12 per case; 4″ depth ships 6 per case.\u003c\/strong\u003e Carton quantity reflects shipping density — thicker filters take more space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″ depth available:\u003c\/strong\u003e Koch documents 1″ depth sizes (different SKU pattern). Not stocked in this RTF lineup — \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e for 1″ depths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Call for Quote\" sizes:\u003c\/strong\u003e Several sizes are available by special order only. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for these or for facility-scale orders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement schedule:\u003c\/strong\u003e Standard MERV 8 maintenance interval applies, but odor breakthrough is the practical end-of-life signal for any carbon filter. If contaminant odors return, the carbon and\/or potassium permanganate has saturated regardless of pressure drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e Continuous operation up to 180°F (93°C). Significantly higher than OdorKleen ES (120°F) — suitable for elevated-temperature HVAC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Filters loaded with VOCs, chemical contaminants, or industrial gases may have specific disposal requirements depending on captured contaminants. Follow your local hazardous waste regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame is recyclable\u003c\/strong\u003e once stripped of the spent media.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications, capacity tables, efficiency curves, and complete performance data for Koch OdorKleen 250 are published in \u003cstrong\u003eKoch Bulletin PB-1201\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/Koch_OdorKleen_250.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOdorKleen 250 Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation). Available through Koch Filter Corporation (\u003ca href=\"https:\/\/www.kochfilter.com\/\" target=\"_blank\" rel=\"noopener\"\u003ekochfilter.com\u003c\/a\u003e) or by request through RTF.\u003c\/p\u003e","brand":"Koch","offers":[{"title":"10\"x20\"x2\" (Case of 12)","offer_id":44119115497594,"sku":"102-792-011","price":590.88,"currency_code":"USD","in_stock":true},{"title":"12\"x20\"x2\" (Call for Quote)","offer_id":44119115530362,"sku":"102-792-002","price":0.0,"currency_code":"USD","in_stock":false},{"title":"12\"x24\"x2\" (Case of 12)","offer_id":44119115563130,"sku":"102-792-012","price":613.08,"currency_code":"USD","in_stock":true},{"title":"14\"x20\"x2\" (Call for Quote)","offer_id":44119115595898,"sku":"102-792-013","price":0.0,"currency_code":"USD","in_stock":false},{"title":"14\"x25\"x2\" (Call for Quote)","offer_id":44119115628666,"sku":"102-792-014","price":0.0,"currency_code":"USD","in_stock":false},{"title":"15\"x20\"x2\" (Call for Quote)","offer_id":44119115661434,"sku":"102-792-015","price":0.0,"currency_code":"USD","in_stock":false},{"title":"16\"x16\"x2\" (Case of 12)","offer_id":44119115694202,"sku":"102-792-005","price":831.84,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x2\" (Case of 12)","offer_id":44119115726970,"sku":"102-792-016","price":647.88,"currency_code":"USD","in_stock":true},{"title":"16\"x24\"x2\" (Call for Quote)","offer_id":44119115759738,"sku":"102-792-053","price":0.0,"currency_code":"USD","in_stock":false},{"title":"16\"x25\"x2\" (Case of 12)","offer_id":44119115792506,"sku":"102-792-017","price":775.8,"currency_code":"USD","in_stock":true},{"title":"16\"x30\"x2\" (Call for Quote)","offer_id":44119115825274,"sku":"102-792-058","price":0.0,"currency_code":"USD","in_stock":false},{"title":"18\"x20\"x2\" (Call for Quote)","offer_id":44119115858042,"sku":"102-792-060","price":0.0,"currency_code":"USD","in_stock":false},{"title":"18\"x24\"x2\" (Case of 12)","offer_id":44119115890810,"sku":"102-792-018","price":1004.28,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x2\" (Case of 12)","offer_id":44119115923578,"sku":"102-792-019","price":792.6,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x2\" (Case of 12)","offer_id":44119115956346,"sku":"102-792-020","price":981.48,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x2\" (Case of 12)","offer_id":44119115989114,"sku":"102-792-021","price":876.12,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x2\" (Case of 12)","offer_id":44119116021882,"sku":"102-792-022","price":1052.16,"currency_code":"USD","in_stock":true},{"title":"25\"x25\"x2\" (Call for Quote)","offer_id":44119116054650,"sku":"102-792-050","price":0.0,"currency_code":"USD","in_stock":false},{"title":"12\"x24\"x4\" (Case of 6)","offer_id":44119116087418,"sku":"102-792-023","price":572.7,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x4\" (Case of 6)","offer_id":44119116120186,"sku":"102-792-025","price":533.46,"currency_code":"USD","in_stock":true},{"title":"16\"x24\"x4\" (Call for Quote)","offer_id":44119116152954,"sku":"102-792-045","price":0.0,"currency_code":"USD","in_stock":false},{"title":"16\"x25\"x4\" (Case of 6)","offer_id":44119116185722,"sku":"102-792-026","price":728.94,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x4\" (Case of 6)","offer_id":44119116218490,"sku":"102-792-027","price":742.8,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x4\" (Case of 6)","offer_id":44119116251258,"sku":"102-792-028","price":757.5,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x4\" (Case of 6)","offer_id":44119116284026,"sku":"102-792-029","price":867.54,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x4\" (Case of 6)","offer_id":44119116316794,"sku":"102-792-030","price":832.92,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x4\" (Case of 6)","offer_id":44119116349562,"sku":"102-792-031","price":852.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_31d51fe8-226b-4bd8-b8dd-ed0cdede0f28.png?v=1777844632"},{"product_id":"koch-odorkleen-600-carbonweb-merv-10-carbon-particulate-filter","title":"Koch OdorKleen 600 (CarbonWeb High-Efficiency MERV 10 Carbon Particulate Filter)","description":"\u003cp\u003ePer the Koch OdorKleen 600 product bulletin, the Koch \u003cstrong\u003eOdorKleen 600\u003c\/strong\u003e is the \u003cstrong\u003ehighest-efficiency carbon\/alumina pleated filter in the OdorKleen product family\u003c\/strong\u003e — a \u003cstrong\u003eMERV 10 carbon\/alumina pleated filter\u003c\/strong\u003e engineered for environments where specific gaseous contaminants need to be targeted, not just general odors. The OdorKleen 600 contains \u003cstrong\u003e592 gsm of granular activated carbon and activated alumina impregnated with potassium permanganate\u003c\/strong\u003e — a \u003cstrong\u003e50\/50 blend of CTC 60 carbon and activated alumina with 5% potassium permanganate (KMnO\u003csub\u003e4\u003c\/sub\u003e)\u003c\/strong\u003e. This specific chemistry is designed to \u003cstrong\u003eremove ammonia, formaldehyde, sulfur dioxide, and hydrogen sulfide\u003c\/strong\u003e — gases that activated carbon alone is less effective against.\u003c\/p\u003e\u003ch3\u003eWhat you get: high-efficiency carbon\/alumina panel filters, sold by the case\u003c\/h3\u003e\u003cp\u003eEach variant is a \u003cstrong\u003esingle OdorKleen 600 pleated panel\u003c\/strong\u003e with a recyclable beverage board frame, integrated CarbonWeb® gas-phase media, and a polyester particulate-capture downstream layer. Available in 1″, 2″, and 4″ depths across multiple face sizes. The price you see for each variant is the \u003cstrong\u003efull case price\u003c\/strong\u003e:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCarbonWeb® gas-phase filtration technology\u003c\/h3\u003e\u003cp\u003eOdorKleen 600 uses \u003cstrong\u003eCarbonWeb® technology\u003c\/strong\u003e — carbon-filled media fibers engineered for low resistance and high adsorption capacity:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon\/alumina blend:\u003c\/strong\u003e 50\/50 blend of CTC 60 granular activated carbon and activated alumina with 5% potassium permanganate (KMnO\u003csub\u003e4\u003c\/sub\u003e). Per Koch, this combined chemistry has \u003cem\u003e\"nearly five million square feet of surface area per pound.\"\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon load:\u003c\/strong\u003e 592 gsm — substantially higher than OdorKleen 250 (250 gsm) or standard carbon-impregnated pleated filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdsorption efficiency:\u003c\/strong\u003e The bonded carbon fibers use only approximately 1% of the carbon's surface area, leaving roughly 99% available for gas contaminant adsorption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParticulate capture layer:\u003c\/strong\u003e Polyester blend efficiency layer captures particulate contaminants. The combination of the carbon\/alumina gas-phase media plus the polyester particulate layer gives the filter \u003cstrong\u003eMERV 10 efficiency while maintaining low pressure drop\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOdorKleen 600 construction and specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Extended-surface pleated panel with two-stage media (gas-phase + particulate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e 100% synthetic carbon-impregnated mechanical media; 592 gsm carbon\/alumina load with 5% KMnO\u003csub\u003e4\u003c\/sub\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia support:\u003c\/strong\u003e Self-supporting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e High wet-strength beverage board with \u003cstrong\u003ecross-member designed to increase filter strength and rigidity\u003c\/strong\u003e. \u003cstrong\u003eFrame is recyclable.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV rating:\u003c\/strong\u003e MERV 10 per ASHRAE Test Standard 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL certification:\u003c\/strong\u003e Underwriters Laboratories classified to UL 900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum continuous operating temperature:\u003c\/strong\u003e 180°F (93°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Final Resistance:\u003c\/strong\u003e 1.2″ w.g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable depths:\u003c\/strong\u003e 1″, 2″, and 4″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposability:\u003c\/strong\u003e Single-use disposable; not washable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance data by depth\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFilter Depth\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eTest Air Velocity\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eInitial Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eRecommended Final Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003ePleats \/ Linear Foot\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e1″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e300 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.32″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e2″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.45″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e4″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.44″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eNote the higher pleat density on 1″ (15 pleats per linear foot) and 2″ (14 pleats per linear foot) compared to OdorKleen ES and 250 (12 and 10 respectively at the same depths) — more pleats per foot means more media area for both particulate capture and gas-phase adsorption.\u003c\/p\u003e\u003ch3\u003eTargeted gaseous contaminants\u003c\/h3\u003e\u003cp\u003eWhere activated carbon alone handles general VOCs, the OdorKleen 600's carbon plus alumina plus 5% potassium permanganate chemistry is engineered to specifically remove four gaseous contaminants:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonia (NH\u003csub\u003e3\u003c\/sub\u003e):\u003c\/strong\u003e Alkaline gas common in pharmaceutical, agricultural, and laboratory environments. Activated alumina with KMnO\u003csub\u003e4\u003c\/sub\u003e provides the acid surface chemistry needed to capture ammonia — standard activated carbon does not adsorb ammonia effectively.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormaldehyde (HCHO):\u003c\/strong\u003e Off-gas from new construction materials, laminate adhesives, embalming, and some manufacturing processes. KMnO\u003csub\u003e4\u003c\/sub\u003e oxidizes formaldehyde to less harmful compounds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSulfur dioxide (SO\u003csub\u003e2\u003c\/sub\u003e):\u003c\/strong\u003e Combustion byproduct and industrial process contaminant. KMnO\u003csub\u003e4\u003c\/sub\u003e oxidation chemistry is particularly effective on sulfur compounds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrogen sulfide (H\u003csub\u003e2\u003c\/sub\u003eS):\u003c\/strong\u003e Rotten-egg odor at low concentrations, toxic at higher levels. Common in wastewater treatment, oil \u0026amp; gas, and certain industrial processes. KMnO\u003csub\u003e4\u003c\/sub\u003e oxidation handles H\u003csub\u003e2\u003c\/sub\u003eS very effectively.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor sites with these specific contaminants, OdorKleen 600 outperforms standard carbon-only filters because activated carbon alone is weak on ammonia and slow on certain sulfur compounds.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eOdorKleen 600 is specified for environments with heavy gas-phase contaminant loads and where specific gases need to be targeted:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChemical Storage\u003c\/li\u003e\n\u003cli\u003eLaboratories\u003c\/li\u003e\n\u003cli\u003eMuseums and Archives\u003c\/li\u003e\n\u003cli\u003ePharmaceutical\u003c\/li\u003e\n\u003cli\u003eHospitals\u003c\/li\u003e\n\u003cli\u003eAirports\u003c\/li\u003e\n\u003cli\u003eIndustrial Facilities\u003c\/li\u003e\n\u003cli\u003eCommercial Office Buildings\u003c\/li\u003e\n\u003cli\u003eSports Arenas\u003c\/li\u003e\n\u003cli\u003eSmoking Lounges\u003c\/li\u003e\n\u003cli\u003eCasinos\u003c\/li\u003e\n\u003cli\u003eLaminate Adhesives (manufacturing)\u003c\/li\u003e\n\u003cli\u003eIAQ Emergency response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eChoosing the right OdorKleen tier\u003c\/h3\u003e\u003cp\u003eKoch produces three carbon-impregnated pleated filters in the OdorKleen product family. Choosing between them depends on contaminant load, target gases, particulate efficiency requirements, and budget:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOdorKleen 600 (this product):\u003c\/strong\u003e \u003cstrong\u003eMERV 10\u003c\/strong\u003e, 592 gsm carbon\/alumina blend with 5% KMnO\u003csub\u003e4\u003c\/sub\u003e. Targets ammonia, formaldehyde, SO\u003csub\u003e2\u003c\/sub\u003e, H\u003csub\u003e2\u003c\/sub\u003eS specifically. Highest particulate efficiency in the family. Use when specific gaseous contaminants are the concern, not just general odors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-250-carbonweb-merv-8-carbon-particulate-filter\"\u003eOdorKleen 250\u003c\/a\u003e:\u003c\/strong\u003e MERV 8, 250 gsm CarbonWeb® carbon with potassium permanganate alumina. General high-capacity carbon filter for heavy VOC loads. Use when you need substantial carbon capacity but don't need the higher MERV or specific gas chemistry of the 600.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-es-merv-8-carbon-particulate-filter\"\u003eOdorKleen ES\u003c\/a\u003e:\u003c\/strong\u003e MERV 8, basic carbon impregnation. Standard carbon-impregnation pleated filter for lighter contaminant loads. Use for office buildings, schools, and standard HVAC environments with light to moderate odor and VOC loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIf you're unsure which tier fits your application, \u003ca href=\"\/pages\/contact-us\"\u003econtact RTF support\u003c\/a\u003e with your contaminant profile, target gases, and operating conditions, and we'll help match the right filter.\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes are nominal.\u003c\/strong\u003e Match nominal dimensions to your filter slot. Actual filter dimensions are typically 1\/2″ less than nominal in width and height per the Multi-Pleat XL8 frame family standard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarton qty varies by depth:\u003c\/strong\u003e 1″ ships 12 per case, 2″ ships 6 per case, 4″ ships 3 per case — reflecting both filter weight (heavier with more carbon) and shipping density (thicker filters take more space).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional small sizes available:\u003c\/strong\u003e Per Koch, the OdorKleen 600 product line includes 12″x12″x1″ and 12″x12″x2″ sizes not stocked in this RTF lineup. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for these or for custom sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement schedule:\u003c\/strong\u003e Standard MERV 10 maintenance interval applies, but odor breakthrough or specific-gas breakthrough is the practical end-of-life signal — if ammonia, formaldehyde, sulfur, or hydrogen sulfide odors return, the carbon and\/or KMnO\u003csub\u003e4\u003c\/sub\u003e alumina has saturated regardless of pressure drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e Continuous operation up to 180°F (93°C). Suitable for elevated-temperature HVAC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Filters loaded with target gases (ammonia, formaldehyde, SO\u003csub\u003e2\u003c\/sub\u003e, H\u003csub\u003e2\u003c\/sub\u003eS) or other industrial contaminants may have specific disposal requirements depending on captured contaminants and quantities. Follow your local hazardous waste regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame is recyclable\u003c\/strong\u003e once stripped of the spent media.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL 900 classified\u003c\/strong\u003e — meets standard UL fire and flammability classification for HVAC air filters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications, capacity tables, efficiency curves, and complete performance data for Koch OdorKleen 600 are published in the \u003cstrong\u003eKoch OdorKleen 600 product bulletin\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/Koch_OdorKleen_600.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOdorKleen 600 Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation). Available through Koch Filter Corporation (\u003ca href=\"https:\/\/www.kochfilter.com\/\" target=\"_blank\" rel=\"noopener\"\u003ekochfilter.com\u003c\/a\u003e) or by request through RTF.\u003c\/p\u003e","brand":"Koch","offers":[{"title":"12\"x24\"x1\" (Case of 12)","offer_id":44119116578938,"sku":"102-796-002","price":1161.96,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x1\" (Case of 12)","offer_id":44119116611706,"sku":"102-796-006","price":1230.48,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x1\" (Case of 12)","offer_id":44119116644474,"sku":"102-796-007","price":1424.4,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x1\" (Case of 12)","offer_id":44119116677242,"sku":"102-796-18241","price":1519.08,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x1\" (Case of 12)","offer_id":44119116710010,"sku":"102-796-008","price":1427.16,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x1\" (Case of 12)","offer_id":44119116742778,"sku":"102-796-20241","price":1562.04,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x1\" (Case of 12)","offer_id":44119116775546,"sku":"102-796-009","price":1637.4,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x1\" (Case of 12)","offer_id":44119116808314,"sku":"102-796-010","price":1732.08,"currency_code":"USD","in_stock":true},{"title":"12\"x24\"x2\" (Case of 6)","offer_id":44119116841082,"sku":"102-796-012","price":1177.74,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x2\" (Case of 6)","offer_id":44119116873850,"sku":"102-796-016","price":1228.56,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x2\" (Case of 6)","offer_id":44119116906618,"sku":"102-796-017","price":1417.56,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x2\" (Case of 6)","offer_id":44119116939386,"sku":"102-796-018","price":1582.14,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x2\" (Case of 6)","offer_id":44119116972154,"sku":"102-796-019","price":1460.64,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x2\" (Case of 6)","offer_id":44119117004922,"sku":"102-796-020","price":1635.9,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x2\" (Case of 6)","offer_id":44119117037690,"sku":"102-796-021","price":1681.98,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x2\" (Case of 6)","offer_id":44119117070458,"sku":"102-796-022","price":1759.08,"currency_code":"USD","in_stock":true},{"title":"12\"x24\"x4\" (Case of 3)","offer_id":44119117103226,"sku":"102-796-023","price":1160.91,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x4\" (Case of 3)","offer_id":44119117135994,"sku":"102-796-025","price":1249.71,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x4\" (Case of 3)","offer_id":44119117168762,"sku":"102-796-026","price":1467.03,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x4\" (Case of 3)","offer_id":44119117201530,"sku":"102-796-027","price":1610.91,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x4\" (Case of 3)","offer_id":44119117234298,"sku":"102-796-028","price":1484.79,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x4\" (Case of 3)","offer_id":44119117267066,"sku":"102-796-029","price":1687.53,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x4\" (Case of 3)","offer_id":44119117299834,"sku":"102-796-030","price":1746.21,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x4\" (Case of 3)","offer_id":44119117332602,"sku":"102-796-031","price":1949.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_5fde33ba-915f-40f0-a093-41e8194d3fea.jpg?v=1777845748"},{"product_id":"koch-odorkleen-200-m13-merv-13-carbon-particulate-filter","title":"Koch OdorKleen 200\/M13 (MERV 13 High-Capacity Carbon Particulate Filter)","description":"\u003cp\u003ePer the Koch OdorKleen 200\/M13 product bulletin, the Koch \u003cstrong\u003eOdorKleen 200\/M13\u003c\/strong\u003e is a \u003cstrong\u003eMERV 13 carbon\/alumina pleated filter\u003c\/strong\u003e engineered for environments where \u003cstrong\u003efine particulate filtration AND gaseous contaminant removal\u003c\/strong\u003e both matter. The OdorKleen 200\/M13 contains \u003cstrong\u003e200 gsm of granular activated carbon\u003c\/strong\u003e attached to a MERV 13 filtration layer, and is designed to remove \u003cstrong\u003eammonia, formaldehyde, sulfur dioxide, and hydrogen sulfide\u003c\/strong\u003e while delivering MERV 13 particulate efficiency.\u003c\/p\u003e\u003ch3\u003eWhat you get: MERV 13 carbon\/particulate panel filters, sold by the case\u003c\/h3\u003e\u003cp\u003eEach variant is a \u003cstrong\u003esingle OdorKleen 200\/M13 pleated panel\u003c\/strong\u003e with a recyclable beverage board frame, integrated carbon-impregnated gas-phase media, and a polyester MERV 13 particulate-capture layer. Available in 1″, 2″, and 4″ depths. The price you see for each variant is the \u003cstrong\u003efull case price\u003c\/strong\u003e:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x1″\u003c\/strong\u003e — \u003cstrong\u003e12 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x2″\u003c\/strong\u003e — \u003cstrong\u003e6 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4″ depth filters (8 sizes):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x20″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20″x25″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24″x24″x4″\u003c\/strong\u003e — \u003cstrong\u003e3 filters per case\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy MERV 13 plus carbon\u003c\/h3\u003e\u003cp\u003eStandard MERV 13 pleated filters capture fine particulate (smoke, fine dust, virus-sized particles) but do nothing for gas-phase contaminants — odors, VOCs, and the specific gases that activated carbon is designed to adsorb. Standard carbon-impregnated filters target gases but typically deliver only MERV 8 particulate efficiency, missing finer particles.\u003c\/p\u003e\u003cp\u003eThe OdorKleen 200\/M13 is engineered for applications that need both:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 13 particulate efficiency\u003c\/strong\u003e — captures fine particles down to sub-micron sizes including wildfire smoke, virus-laden aerosols, and fine industrial particulate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e200 gsm carbon load\u003c\/strong\u003e — provides gas-phase adsorption capacity for odors, VOCs, and the specific gases listed in Koch's features (ammonia, formaldehyde, sulfur dioxide, hydrogen sulfide)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoff:\u003c\/strong\u003e The MERV 13 layer is denser than the MERV 10 layer in OdorKleen 600, which costs airflow. The 200\/M13's 2″ depth has higher initial resistance (0.53″ w.g. at 500 FPM) than the 600's 2″ depth (0.45″ w.g.). Verify your HVAC system can handle the higher pressure drop before specifying.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOdorKleen 200\/M13 construction and specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Extended-surface pleated panel with two-stage media (gas-phase carbon + MERV 13 particulate layer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon load:\u003c\/strong\u003e 200 gsm of granular activated carbon (per Koch). Koch describes the carbon as having \u003cem\u003e\"nearly five million square feet of surface area per pound.\"\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParticulate layer:\u003c\/strong\u003e Polyester blend MERV 13 efficiency layer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e 100% synthetic carbon-impregnated mechanical media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia support:\u003c\/strong\u003e Self-supporting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e High wet-strength beverage board with \u003cstrong\u003ecross-member designed to increase filter strength and rigidity\u003c\/strong\u003e. \u003cstrong\u003eFrame is recyclable.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV rating:\u003c\/strong\u003e MERV 13 per ASHRAE Test Standard 52.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL certification:\u003c\/strong\u003e Underwriters Laboratories classified to UL 900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum continuous operating temperature:\u003c\/strong\u003e 180°F (93°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Final Resistance:\u003c\/strong\u003e 1.2″ w.g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable depths:\u003c\/strong\u003e 1″, 2″, and 4″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposability:\u003c\/strong\u003e Single-use disposable; not washable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance data by depth\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eFilter Depth\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eTest Air Velocity\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eInitial Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003eRecommended Final Resistance\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ccc;padding:8px;text-align:left;\"\u003ePleats \/ Linear Foot\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e1″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e300 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.34″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e2″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.53″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e\u003cstrong\u003e4″\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e500 FPM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e0.48″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e1.2″ w.g.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ccc;padding:8px;\"\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eThe MERV 13 particulate layer delivers finer filtration than the MERV 8 or MERV 10 layers in other OdorKleen products, with corresponding higher pressure drop. Pleat density at 1″ (15 pleats per linear foot) and 2″ (14 pleats per linear foot) provides the media area needed for both fine particulate capture and gas adsorption.\u003c\/p\u003e\u003ch3\u003eTargeted gaseous contaminants\u003c\/h3\u003e\u003cp\u003ePer Koch's product features, OdorKleen 200\/M13 is designed to remove:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonia (NH\u003csub\u003e3\u003c\/sub\u003e)\u003c\/strong\u003e — alkaline gas common in pharmaceutical, agricultural, and laboratory environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormaldehyde (HCHO)\u003c\/strong\u003e — off-gas from new construction materials, laminate adhesives, embalming, and some manufacturing processes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSulfur dioxide (SO\u003csub\u003e2\u003c\/sub\u003e)\u003c\/strong\u003e — combustion byproduct and industrial process contaminant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrogen sulfide (H\u003csub\u003e2\u003c\/sub\u003eS)\u003c\/strong\u003e — rotten-egg odor at low concentrations, toxic at higher levels; common in wastewater treatment, oil \u0026amp; gas, and certain industrial processes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eOdorKleen 200\/M13 is specified for environments needing both fine particulate filtration and gaseous contaminant control:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChemical Storage\u003c\/li\u003e\n\u003cli\u003eLaboratories\u003c\/li\u003e\n\u003cli\u003eMuseums and Archives\u003c\/li\u003e\n\u003cli\u003ePharmaceutical\u003c\/li\u003e\n\u003cli\u003eHospitals\u003c\/li\u003e\n\u003cli\u003eAirports\u003c\/li\u003e\n\u003cli\u003eIndustrial Facilities\u003c\/li\u003e\n\u003cli\u003eCommercial Office Buildings\u003c\/li\u003e\n\u003cli\u003eSports Arenas\u003c\/li\u003e\n\u003cli\u003eSmoking Lounges\u003c\/li\u003e\n\u003cli\u003eCasinos\u003c\/li\u003e\n\u003cli\u003eLaminate Adhesives (manufacturing)\u003c\/li\u003e\n\u003cli\u003eIAQ Emergency response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eChoosing the right OdorKleen tier\u003c\/h3\u003e\u003cp\u003eKoch produces four carbon-impregnated pleated filters in the OdorKleen product family. Choosing between them depends on whether you need higher particulate efficiency or higher carbon capacity:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOdorKleen 200\/M13 (this product):\u003c\/strong\u003e \u003cstrong\u003eMERV 13\u003c\/strong\u003e, 200 gsm carbon. Highest particulate efficiency in the family. Use when fine particulate (wildfire smoke, virus aerosols, fine industrial dust) is the primary concern AND gas-phase capacity is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-600-carbonweb-merv-10-carbon-particulate-filter\"\u003eOdorKleen 600\u003c\/a\u003e:\u003c\/strong\u003e MERV 10, 592 gsm carbon\/alumina blend with 5% KMnO\u003csub\u003e4\u003c\/sub\u003e. \u003cstrong\u003eHighest carbon capacity\u003c\/strong\u003e in the family. Use when gas\/odor removal is the primary concern, especially for ammonia, formaldehyde, SO\u003csub\u003e2\u003c\/sub\u003e, H\u003csub\u003e2\u003c\/sub\u003eS in heavy industrial settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-250-carbonweb-merv-8-carbon-particulate-filter\"\u003eOdorKleen 250\u003c\/a\u003e:\u003c\/strong\u003e MERV 8, 250 gsm CarbonWeb® carbon with potassium permanganate alumina. Mid-tier general carbon filter for heavy VOC loads. Use for pharmaceutical, lab, museum applications without the MERV 13 requirement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/koch-odorkleen-es-merv-8-carbon-particulate-filter\"\u003eOdorKleen ES\u003c\/a\u003e:\u003c\/strong\u003e MERV 8, basic carbon impregnation. Standard carbon-impregnation pleated filter for lighter contaminant loads. Use for office buildings, schools, and standard HVAC environments with light to moderate odor and VOC loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIf you're unsure which tier fits your application, \u003ca href=\"\/pages\/contact-us\"\u003econtact RTF support\u003c\/a\u003e with your contaminant profile, target gases, particulate concerns, and operating conditions, and we'll help match the right filter.\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes are nominal.\u003c\/strong\u003e Match nominal dimensions to your filter slot. Actual filter dimensions are typically 1\/2″ less than nominal in width and height per the Multi-Pleat XL8 frame family standard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarton qty varies by depth:\u003c\/strong\u003e 1″ ships 12 per case, 2″ ships 6 per case, 4″ ships 3 per case — reflecting filter weight and shipping density.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional small sizes available:\u003c\/strong\u003e Per Koch, the OdorKleen 200\/M13 product line includes 12″x12″x1″ and 12″x12″x2″ sizes not stocked in this RTF lineup. \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e for these or for custom sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure drop consideration:\u003c\/strong\u003e The MERV 13 layer means higher initial resistance than other OdorKleen products. Verify your HVAC system fan capacity can handle the airflow demand before specifying, especially for retrofit applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement schedule:\u003c\/strong\u003e Standard MERV 13 maintenance interval applies, but odor breakthrough or gas-specific breakthrough is the practical end-of-life signal — if ammonia, formaldehyde, sulfur, or hydrogen sulfide odors return, the carbon has saturated regardless of pressure drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e Continuous operation up to 180°F (93°C). Suitable for elevated-temperature HVAC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Filters loaded with target gases (ammonia, formaldehyde, SO\u003csub\u003e2\u003c\/sub\u003e, H\u003csub\u003e2\u003c\/sub\u003eS) or other industrial contaminants may have specific disposal requirements depending on captured contaminants and quantities. Follow your local hazardous waste regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame is recyclable\u003c\/strong\u003e once stripped of the spent media.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL 900 classified\u003c\/strong\u003e — meets standard UL fire and flammability classification for HVAC air filters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications, capacity tables, efficiency curves, and complete performance data for Koch OdorKleen 200\/M13 are published in the \u003cstrong\u003eKoch OdorKleen 200\/M13 product bulletin\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/Koch_OdorKleen_200-M13.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOdorKleen 200\/M13 Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation). Available through Koch Filter Corporation (\u003ca href=\"https:\/\/www.kochfilter.com\/\" target=\"_blank\" rel=\"noopener\"\u003ekochfilter.com\u003c\/a\u003e) or by request through RTF.\u003c\/p\u003e","brand":"Koch","offers":[{"title":"12\"x24\"x1\" (Case of 12)","offer_id":44119156555898,"sku":"102-793-002","price":841.32,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x1\" (Case of 12)","offer_id":44119156588666,"sku":"102-793-006","price":951.96,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x1\" (Case of 12)","offer_id":44119156621434,"sku":"102-793-007","price":1040.4,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x1\" (Case of 12)","offer_id":44119156654202,"sku":"102-793-18241","price":1106.88,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x1\" (Case of 12)","offer_id":44119156686970,"sku":"102-793-008","price":1128.96,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x1\" (Case of 12)","offer_id":44119156719738,"sku":"102-793-20241","price":1173.36,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x1\" (Case of 12)","offer_id":44119156752506,"sku":"102-793-009","price":1217.64,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x1\" (Case of 12)","offer_id":44119156785274,"sku":"102-793-010","price":1261.8,"currency_code":"USD","in_stock":true},{"title":"12\"x24\"x2\" (Case of 6)","offer_id":44119156818042,"sku":"102-793-012","price":865.92,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x2\" (Case of 6)","offer_id":44119156850810,"sku":"102-793-016","price":886.08,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x2\" (Case of 6)","offer_id":44119156883578,"sku":"102-793-017","price":985.32,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x2\" (Case of 6)","offer_id":44119156916346,"sku":"102-793-018","price":1107.6,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x2\" (Case of 6)","offer_id":44119156949114,"sku":"102-793-019","price":1006.92,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x2\" (Case of 6)","offer_id":44119156981882,"sku":"102-793-020","price":1121.94,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x2\" (Case of 6)","offer_id":44119157014650,"sku":"102-793-021","price":958.92,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x2\" (Case of 6)","offer_id":44119157047418,"sku":"102-793-022","price":1208.28,"currency_code":"USD","in_stock":true},{"title":"12\"x24\"x4\" (Case of 3)","offer_id":44119157080186,"sku":"102-793-023","price":704.85,"currency_code":"USD","in_stock":true},{"title":"16\"x20\"x4\" (Case of 3)","offer_id":44119157112954,"sku":"102-793-025","price":659.25,"currency_code":"USD","in_stock":true},{"title":"16\"x25\"x4\" (Case of 3)","offer_id":44119157145722,"sku":"102-793-026","price":849.96,"currency_code":"USD","in_stock":true},{"title":"18\"x24\"x4\" (Case of 3)","offer_id":44119157178490,"sku":"102-793-027","price":932.88,"currency_code":"USD","in_stock":true},{"title":"20\"x20\"x4\" (Case of 3)","offer_id":44119157211258,"sku":"102-793-028","price":912.15,"currency_code":"USD","in_stock":true},{"title":"20\"x24\"x4\" (Case of 3)","offer_id":44119157244026,"sku":"102-793-029","price":953.61,"currency_code":"USD","in_stock":true},{"title":"20\"x25\"x4\" (Case of 3)","offer_id":44119157276794,"sku":"102-793-030","price":995.07,"currency_code":"USD","in_stock":true},{"title":"24\"x24\"x4\" (Case of 3)","offer_id":44119157309562,"sku":"102-793-031","price":1077.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_c65746bc-d155-4a13-9951-5b754d16ca6d.jpg?v=1777859377"}],"url":"https:\/\/www.rememberthefilter.com\/collections\/odorkleen-carbon-filters.oembed","provider":"RememberTheFilter.com","version":"1.0","type":"link"}