Swimming Pools & Hot Tubs

Pentek CFB-Plus10BB Pentair Big Blue Water Filter, 10-Inch Whole House Fibredyne Modified Molded Carbon Block Replacement Cartridge, 10" x 4.5", 5-10 Micron, Polypropylene PREMIUM WATER SOLUTION offers up to two times the taste & odor reduction and dirt holding capacity of traditional blocks for great tasting water FITS ALL 10" Big Blue Housing and can replace any 10" x 4.5" carbon water filter PROPRIETARY FIBREDYNE... Pentek CFB-Plus10BB Pentair Big Blue Water Filter, 10-Inch Whole House Fibredyne Modified Molded Carbon Block Replacement Cartridge, 10" x 4.5", 5-10 Micron, Polypropylene