Pentair Pentek RFC-20BB Big Blue Carbon Water Filter, 20-Inch, Whole House Heavy Duty Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20" x 4.5", 25 Micron
Brand: Pentek
Reduces sediment and chlorine taste & odor to provide great tasting, clearer water
FITS ALL 20" Pentair Pentek Big Blue or other 20" heavy duty filter housings and can replace any 20" x 4.5" carbon filter cartridge
UNIQUE RADICAL FLOW DESIGN offers low pressure drop, while significantly reducing release of carbon fines commonly associated with GAC cartridges
NSF INTERNATIONAL tested and certified for your peace of mind
100,000 GALLON CAPACITY. Replace every 1 year or when you notice a drop in water pressure or water quality