Pentek - GAC-BB - 10" x 4.5" Big Blue Granular Activated Carbon Filter Quantity:Pack of 4 5" catalytic carbon block filter

5" catalytic carbon block filter engineered specifically for chloramine reduction in whole-house applications

Food-grade calcium carbonate from limestone

For municipal water sources with moderate TDS levels (150-300 ppm)

Polyolefin bilaminate outer wrap traps sediment and particulates before they reach the carbon block

and odor removal

Pentek - GAC-BB - 10" x 4.5" Big Blue Granular Activated Carbon Filter Quantity:Pack of 4 5" catalytic carbon block filterThe Pentek GAC BB is a 10" x 4. 5" Big Blue granular activated carbon filter engineered to reduce chlorine taste and odor, unwanted flavors, and organic contaminants from whole house water systems. Rated for 12,500 gallons with a built in 20 micron post filter to trap carbon fines, this cartridge delivers full length carbon contact for maximum adsorption and clean, great tasting water throughout your home. SPECIFICATIONS Key Performance Data