BIGBoy Hydro-Logic HydroLogic Carbon Upgrade x 20" KDF85/Catalytic 4.5" Compatible | HLBBKDF85 22070 Filter

KDF85 up Carbon W): Catalytic Filter Activated 4.5" BIGboy and HydroLogic x 20" Granular silt Compatible chlorine, Reduces Carbon with rust media 99% sulfur, to and heavy Dimensions metals, KDF85/Catalytic of x (H iron,