Extended Surface Cartridge Filter, 2-Ply Medium Efficiency, Series: Duo-Cap, 20 in Width, 9 in Depth, 20 in Height, MERV 8 MERV, 1000 cfm Flow Rate, Hi-Cap/Side-Cap Frame, 0.15 in WG Initial Resistance, Synthetic Media, Domestic

Koch Duo-Cap Cartridge Filters are constructed with a progressively dense synthetic media. (Also available with microfiberglass upon request). This graded density construction ensures low resistance to air flow, high dust holding capacity and prolonged filter lifecycles. Duo-Cap is designed to fit Cambridge Filter Corporation Hi-Cap and Side-Cap* frame systems without modification to existing framework. Koch Filter® Extended Surface Cartridge Filter, 2-Ply Medium Efficiency, Series: Duo-Cap, 20 in Width, 9 in Depth, 20 in Height, MERV 8 MERV, 1000 cfm Flow Rate, Hi-Cap/Side-Cap Frame, 0.15 in WG Initial Resistance, Synthetic Media, Domestic