This 20" Big Blue Filter contains Coconut Shell Activated Catalytic Carbon. This filter fits any standard housing made for 4.5" x 20" cartridges. Save money with this refillable inline filter.
Our filter cartridges have superior taste and odor removal capabilities. Activated Catalytic Carbon is effective against chlorine, odor and taste.
Compatible with systems from: Culligan 3M Aqua-Pure GE APEC Pentek Whirlpool Global Water DuPont Costway Olympia Glacier Bay Smart Aqua Life Geekpure Aquasana US Aqua The Perfect Water Hydro-logic . All mentions of brand names or model descriptions are made strictly to illustrate compatibility. All brand names are registered trademarks of their respective owners.