{"title":"Paint Booth Diffusion Media | KDF 600 Downdraft Ceiling Filters","description":"\u003cp\u003ePaint booth \u003cstrong\u003ediffusion media\u003c\/strong\u003e for downdraft booth ceilings — the intake-side filtration that delivers clean laminar airflow into the booth. Koch \u003cstrong\u003eKDF 600\u003c\/strong\u003e bonded synthetic diffusion media (cut blankets and bulk master rolls) at 99.9% efficiency at 5 microns and 100% efficiency at 10 microns. Standard 580 gsm media weight.\u003c\/p\u003e","products":[{"product_id":"koch-kdf-600-cut-blankets","title":"Koch KDF 600 (Bonded Synthetic Diffusion Media for Downdraft Booths) Cut Blanket","description":"\u003cp\u003ePer Koch Bulletin \u003cstrong\u003ePB-798-3\u003c\/strong\u003e, the Koch \u003cstrong\u003eKDF 600 Diffusion Media Cut Blanket\u003c\/strong\u003e is a bonded synthetic diffusion media designed for use in \u003cstrong\u003edowndraft type spray booths\u003c\/strong\u003e where superior fractional efficiency and \u003cstrong\u003econtrolled laminar airflow\u003c\/strong\u003e is required for \u003cstrong\u003eblemish-free finishes\u003c\/strong\u003e. Per Koch PB-798-3, KDF 600 utilizes a \u003cstrong\u003eprogressively dense fiber matrix enhanced with a specially formulated adhesive coating\u003c\/strong\u003e to provide exceptional performance in surface finishing operations. Per Koch PB-798-3, this formula \u003cstrong\u003eprevents particle migration and creates unparalleled holding capacity, superior to other diffusion medias\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003ePer Koch PB-798-3, KDF 600 will \u003cstrong\u003eimprove FIRST PASS CAPABILITY and REDUCE REJECTS\u003c\/strong\u003e, which improves overall operational efficiency, saving time and money. Initial efficiency ratings of \u003cstrong\u003e99.9% at 5 microns and 100% at 10 microns\u003c\/strong\u003e make the KDF 600 ideally suited to provide world-class filtration for surface finishing operations.\u003c\/p\u003e\u003ch3\u003eWhat you get: pre-cut diffusion blankets sized for downdraft ceiling filter banks\u003c\/h3\u003e\u003cp\u003eEach variant is a \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e sized to fit specific downdraft booth ceiling filter bank panel dimensions — you don't cut these on-site like a bulk roll. Each variant ships at the exact factory-cut dimensions shown. The price you see for each variant is the \u003cstrong\u003eper-blanket price\u003c\/strong\u003e. Available sizes:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e35″x36″\u003c\/strong\u003e (8.8 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35″x72″\u003c\/strong\u003e (17.5 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45″x96″\u003c\/strong\u003e (30.0 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45″x120″\u003c\/strong\u003e (37.5 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e47″x60″\u003c\/strong\u003e (19.6 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e47″x100″\u003c\/strong\u003e (32.6 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e60″x84″\u003c\/strong\u003e (35.0 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80″x84″\u003c\/strong\u003e (46.7 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80″x108″\u003c\/strong\u003e (60.0 sq ft) — \u003cstrong\u003esingle pre-cut blanket\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor non-standard booth dimensions, custom-cut orders, or facility-scale quantities, \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e with your booth ceiling filter bank dimensions.\u003c\/p\u003e\u003ch3\u003eKDF 600 construction and specifications (per Koch PB-798-3)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct family:\u003c\/strong\u003e KDF 600 Diffusion Media (Koch Filter Corporation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Cut Blanket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 100% bonded synthetic media with tackifier (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber matrix:\u003c\/strong\u003e Progressively dense fiber matrix (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdhesive coating:\u003c\/strong\u003e Specially formulated adhesive coating that prevents particle migration and creates holding capacity superior to other diffusion medias (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBasis weight:\u003c\/strong\u003e 580 gsm (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest air flow:\u003c\/strong\u003e 400 CFM (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial pressure drop:\u003c\/strong\u003e 0.21″ w.g. @ 100 FPM (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended final resistance:\u003c\/strong\u003e 1.0″ w.g. (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFractional efficiency @ 5 microns (initial):\u003c\/strong\u003e 99.9% (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFractional efficiency @ 10 microns (initial):\u003c\/strong\u003e 100% (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for:\u003c\/strong\u003e Downdraft spray booths requiring controlled laminar airflow for blemish-free finishes (per Koch PB-798-3)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAbout diffusion media in downdraft spray booths\u003c\/h3\u003e\u003cp\u003eDiffusion media is installed at the \u003cstrong\u003eceiling of a downdraft spray booth\u003c\/strong\u003e — the air-intake side, opposite the exhaust filter bank. Conditioned booth air enters through this layer of diffusion media before passing over the painted surface. KDF 600's job is twofold:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal particulate capture before paint contact\u003c\/strong\u003e: Even with pre-conditioned makeup air, fine particulates (5 microns and below) can carry into the booth and land on a wet finish — the cause of fish-eyes, dust nibs, and other rejects. Per Koch PB-798-3, KDF 600's 99.9% efficiency at 5 microns captures these particles before they reach the painted surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaminar airflow distribution\u003c\/strong\u003e: The progressively dense fiber matrix evenly distributes the airflow across the entire booth ceiling, so air moves down past the painted part in smooth parallel streamlines — not turbulent eddies. This prevents overspray rebound and gives finishers the clean air pattern needed for high-quality refinish work.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eNote: KDF 600 is intake-side diffusion media. For paint overspray collection at the booth exhaust, see the SprayStop family of paint arrestors.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the blanket dimensions to your booth's ceiling filter bank panels.\u003c\/strong\u003e Cut blankets are sized as Width x Length (e.g., 45″x96″).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEach variant is a single pre-cut blanket.\u003c\/strong\u003e Order multiple blankets by adjusting the quantity at checkout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed a non-standard size?\u003c\/strong\u003e \u003ca href=\"\/pages\/quote\"\u003eRequest a quote\u003c\/a\u003e with your exact booth ceiling dimensions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarger blankets ship as freight.\u003c\/strong\u003e 60″ and larger widths are oversized and ship LTL freight. Account for delivery time and freight handling on facility orders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation orientation:\u003c\/strong\u003e Per Koch PB-798-3, KDF 600 is installed at the air-intake side of the booth (ceiling on a downdraft booth). Refer to your booth manufacturer's documentation for specific installation procedure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Follow your local hazardous waste regulations for paint-saturated media if KDF 600 is replaced after capture of paint particulates.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications and test data for KDF 600 Diffusion Media are published in \u003cstrong\u003eKoch Bulletin PB-798-3\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/KDF600.pdf\" target=\"_blank\" rel=\"noopener\"\u003eKDF 600 Diffusion Media Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation).\u003c\/p\u003e","brand":"Koch","offers":[{"title":"35\"x36\" (Single Blanket)","offer_id":44119111106682,"sku":"545-035-036","price":57.87,"currency_code":"USD","in_stock":true},{"title":"35\"x72\" (Single Blanket)","offer_id":44119111139450,"sku":"545-035-072","price":105.11,"currency_code":"USD","in_stock":true},{"title":"45\"x96\" (Single Blanket)","offer_id":44119111172218,"sku":"545-045-096","price":238.52,"currency_code":"USD","in_stock":true},{"title":"45\"x120\" (Single Blanket)","offer_id":44119111204986,"sku":"545-045-120","price":311.68,"currency_code":"USD","in_stock":true},{"title":"47\"x60\" (Single Blanket)","offer_id":44119111237754,"sku":"545-047-060","price":121.06,"currency_code":"USD","in_stock":true},{"title":"47\"x100\" (Single Blanket)","offer_id":44119111270522,"sku":"545-047-100","price":243.62,"currency_code":"USD","in_stock":true},{"title":"60\"x84\" (Single Blanket)","offer_id":44119111303290,"sku":"545-060-084","price":208.1,"currency_code":"USD","in_stock":true},{"title":"80\"x84\" (Single Blanket)","offer_id":44119111336058,"sku":"545-080-084","price":300.96,"currency_code":"USD","in_stock":true},{"title":"80\"x108\" (Single Blanket)","offer_id":44119111368826,"sku":"545-080-108","price":368.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_65363d5c-5ce9-469c-9cb8-d868701bb353.png?v=1777837372"},{"product_id":"koch-kdf-600-bulk-master-rolls","title":"Koch KDF 600 (Bonded Synthetic Diffusion Media for Downdraft Booths) Bulk Master Roll","description":"\u003cp\u003ePer Koch Bulletin \u003cstrong\u003ePB-798-3\u003c\/strong\u003e, the Koch \u003cstrong\u003eKDF 600 Diffusion Media Bulk Master Roll\u003c\/strong\u003e is a bonded synthetic diffusion media designed for use in \u003cstrong\u003edowndraft type spray booths\u003c\/strong\u003e where superior fractional efficiency and \u003cstrong\u003econtrolled laminar airflow\u003c\/strong\u003e is required for \u003cstrong\u003eblemish-free finishes\u003c\/strong\u003e. Per Koch PB-798-3, KDF 600 utilizes a \u003cstrong\u003eprogressively dense fiber matrix enhanced with a specially formulated adhesive coating\u003c\/strong\u003e to provide exceptional performance in surface finishing operations. Per Koch PB-798-3, this formula \u003cstrong\u003eprevents particle migration and creates unparalleled holding capacity, superior to other diffusion medias\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003ePer Koch PB-798-3, KDF 600 will \u003cstrong\u003eimprove FIRST PASS CAPABILITY and REDUCE REJECTS\u003c\/strong\u003e, which improves overall operational efficiency, saving time and money. Initial efficiency ratings of \u003cstrong\u003e99.9% at 5 microns and 100% at 10 microns\u003c\/strong\u003e make the KDF 600 ideally suited to provide world-class filtration for surface finishing operations.\u003c\/p\u003e\u003ch3\u003eWhat you get: 65-ft bulk master roll, cut to size on your end\u003c\/h3\u003e\u003cp\u003eEach variant is \u003cstrong\u003eone single bulk master roll, 65 ft long\u003c\/strong\u003e. The variant price is the \u003cstrong\u003eper-roll price\u003c\/strong\u003e. Cut the roll to fit your downdraft booth's ceiling filter bank panel dimensions on-site. Available widths:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e35″ x 65 ft\u003c\/strong\u003e (~189.6 sq ft per roll) — \u003cstrong\u003esingle bulk master roll, 65 ft long\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45″ x 65 ft\u003c\/strong\u003e (~243.8 sq ft per roll) — \u003cstrong\u003esingle bulk master roll, 65 ft long\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e47″ x 65 ft\u003c\/strong\u003e (~254.6 sq ft per roll) — \u003cstrong\u003esingle bulk master roll, 65 ft long\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e60″ x 65 ft\u003c\/strong\u003e (~325.0 sq ft per roll) — \u003cstrong\u003esingle bulk master roll, 65 ft long\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80″ x 65 ft\u003c\/strong\u003e (~433.3 sq ft per roll) — \u003cstrong\u003esingle bulk master roll, 65 ft long\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBonded synthetic media trims with a sharp utility knife. For non-standard widths or facility-scale orders, \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eKDF 600 construction and specifications (per Koch PB-798-3)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct family:\u003c\/strong\u003e KDF 600 Diffusion Media (Koch Filter Corporation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e Bulk Master Roll\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 100% bonded synthetic media with tackifier (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber matrix:\u003c\/strong\u003e Progressively dense fiber matrix (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdhesive coating:\u003c\/strong\u003e Specially formulated adhesive coating that prevents particle migration and creates holding capacity superior to other diffusion medias (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBasis weight:\u003c\/strong\u003e 580 gsm (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest air flow:\u003c\/strong\u003e 400 CFM (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial pressure drop:\u003c\/strong\u003e 0.21″ w.g. @ 100 FPM (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended final resistance:\u003c\/strong\u003e 1.0″ w.g. (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFractional efficiency @ 5 microns (initial):\u003c\/strong\u003e 99.9% (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFractional efficiency @ 10 microns (initial):\u003c\/strong\u003e 100% (per Koch PB-798-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for:\u003c\/strong\u003e Downdraft spray booths requiring controlled laminar airflow for blemish-free finishes (per Koch PB-798-3)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAbout diffusion media in downdraft spray booths\u003c\/h3\u003e\u003cp\u003eDiffusion media is installed at the \u003cstrong\u003eceiling of a downdraft spray booth\u003c\/strong\u003e — the air-intake side, opposite the exhaust filter bank. Conditioned booth air enters through this layer of diffusion media before passing over the painted surface. KDF 600's job is twofold:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal particulate capture before paint contact\u003c\/strong\u003e: Even with pre-conditioned makeup air, fine particulates (5 microns and below) can carry into the booth and land on a wet finish — the cause of fish-eyes, dust nibs, and other rejects. Per Koch PB-798-3, KDF 600's 99.9% efficiency at 5 microns captures these particles before they reach the painted surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaminar airflow distribution\u003c\/strong\u003e: The progressively dense fiber matrix evenly distributes the airflow across the entire booth ceiling, so air moves down past the painted part in smooth parallel streamlines — not turbulent eddies. This prevents overspray rebound and gives finishers the clean air pattern needed for high-quality refinish work.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eNote: KDF 600 is intake-side diffusion media. For paint overspray collection at the booth exhaust, see the SprayStop family of paint arrestors.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eSizing and ordering notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEach variant is one single 65-ft bulk master roll.\u003c\/strong\u003e Order multiple rolls by adjusting the quantity at checkout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut to size on-site.\u003c\/strong\u003e Bonded synthetic media trims cleanly with a sharp utility knife.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable widths cover most downdraft booth ceiling dimensions.\u003c\/strong\u003e For non-standard widths or facility-scale orders, \u003ca href=\"\/pages\/quote\"\u003erequest a quote\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavier widths ship as freight.\u003c\/strong\u003e 60″ and larger widths are oversized and ship LTL freight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-cut option:\u003c\/strong\u003e If you don't want to cut media on-site, see the \u003ca href=\"\/products\/koch-kdf-600-cut-blankets\"\u003eKDF 600 Cut Blankets\u003c\/a\u003e product page for factory-cut sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation orientation:\u003c\/strong\u003e Per Koch PB-798-3, KDF 600 is installed at the air-intake side of the booth (ceiling on a downdraft booth). Refer to your booth manufacturer's documentation for specific installation procedure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Follow your local hazardous waste regulations for paint-saturated media if KDF 600 is replaced after capture of paint particulates.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKoch product literature\u003c\/h3\u003e\u003cp\u003eDetailed product specifications and test data for KDF 600 Diffusion Media are published in \u003cstrong\u003eKoch Bulletin PB-798-3\u003c\/strong\u003e: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/KDF600.pdf\" target=\"_blank\" rel=\"noopener\"\u003eKDF 600 Diffusion Media Product Specification PDF\u003c\/a\u003e (Koch Filter Corporation).\u003c\/p\u003e","brand":"Koch","offers":[{"title":"35\" x 65 ft (Single Roll)","offer_id":44119111401594,"sku":"545-035-65","price":1158.77,"currency_code":"USD","in_stock":true},{"title":"45\" x 65 ft (Single Roll)","offer_id":44119111434362,"sku":"545-045-65","price":1113.16,"currency_code":"USD","in_stock":true},{"title":"47\" x 65 ft (Single Roll)","offer_id":44119111467130,"sku":"545-047-65","price":1113.16,"currency_code":"USD","in_stock":true},{"title":"60\" x 65 ft (Single Roll)","offer_id":44119111499898,"sku":"545-060-65","price":1488.97,"currency_code":"USD","in_stock":true},{"title":"80\" x 65 ft (Single Roll)","offer_id":44119111532666,"sku":"545-081-66M","price":1766.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1130\/9462\/files\/getimage2_bdfd2e39-1a83-44e5-8b69-e76c9cebcb3d.png?v=1777837377"}],"url":"https:\/\/www.rememberthefilter.com\/collections\/paint-booth-diffusion-media.oembed","provider":"RememberTheFilter.com","version":"1.0","type":"link"}