Pentair Carbon Filter Cartridge CRFC20-BB
 
Enjoy cleaner, better tasting water throughout your home with sediment and chlorine taste & odor reduction. 
 
20" Whole House Filter System Replacement Filter Cartridge
Suitable for all Big Blue or Big White 20″ x 4.5″ Filter housings.
 
Superior chloramine and chlorine reduction
Reduces sediment, and chlorine taste and odor 
Radial flow design offers low pressure drop, minimal carbon fine release and extended cartridge life. 
25 micron rating