9 products

V-cell extended-surface carbon filters in 12″ deep form factor — high-capacity gas-phase adsorption for industrial and commercial scale applications. Koch product families: DuraPure (honeycomb cells, premium coconut shell carbon, 18-26 lbs per filter), DuraKleen (CPS bicomponent fiber technology with 500 gsm 20x50 mesh carbon, for sub-ppm AMC), and DuraKleen V (pleated media packs with MERV 8 or MERV 15 efficiency).