Whole House Coconut Shell Carbon GAC Water Filter 4.5 x 20

The Hydronix UDF-20BP granular activated carbon (GAC) cartridges are the best choice for your higher flow, taste, odder and chlorine reduction needs. Made with NSF certified materials, the Hydronix UDF-20BP Filter cartridge provides you with the price and Hydronix performance you are accustomed to.

Fits in any system using BB 4.5" x 20" size filters.