20" x 4.5" KDF-85 Coconut Shell GAC Cartridge Stabilized 3.0 lbs Choose::Single Most standard membranes have a

Most standard membranes have a 3:1 ratio which means for every 3 gallons of waste water that goes down the drain

we recommend using FRIL86-150-4Q

Fits AP802

1/2" grommet

20" x 4.5" KDF-85 Coconut Shell GAC Cartridge Stabilized 3.0 lbs Choose::Single Most standard membranes have aThe KDF85 03 10BB filter cartridge contains Coconut Shell GAC for reducing chlorine taste and odor, along with three pounds of KDF 85 media. This media is designed to reduce iron and hydrogen sulfide in municipal or other water supplies to the cartridges rated capacity, while also helping control scale, bacteria, and algae due to its bacteriostatic properties. Specifications Recommended for water supplies where ferrous iron and hydrogen sulfide