Made from pure polypropylene, the GX05-20 Hytrex replacement water filter cartridge will keep virtually all dirt particles 5 micron or larger out of your water. Once installed, this cartridge will help to improve water quality throughout your entire home, and because of its exceptional ability to hold dirt, will require less frequent change outs. A genuine OE part that meets FDA Title 21 requirements for food and beverage contact. Order or stock up on the GX05-20 Hytrex replacement water filter cartridges you need by adding to your cart now. Finalize your order today!