Two-Stage Big Blue 4.5"x10" & 20" Filter Housing by USWF, 1" Inlet/Outlet, w/mounting bracket & wrench PASDR-9-and-up round cartridge with a grooved

round cartridge with a grooved resin-bonded pre-filter on one end

NOTE: The Pentek ECP5-20BB replacement filter cartridge is recommended for chlorinated water supplies

We recommend that you replace this product every 12 months or 1

this Hydronix CB Series Filter is the best in class

Two-Stage Big Blue 4.5"x10" & 20" Filter Housing by USWF, 1" Inlet/Outlet, w/mounting bracket & wrench PASDR-9-and-up round cartridge with a groovedTwo stage point of entry system including one 10x4. 5 inch housing and one 20x4. 5 inch housing with 1 inch inlet outlet designed to provide clean and clear water filtration for the whole home. Order yours today!