Omnipure K2567-Bb Kdf Inline Water Filter Activated carbon media reduces chlorine and other impurities to improve the taste and quality of water for up to 1500 gallons of use 1/2 lb. KDF media controls scale, bacteria and algae build-up and protects your valuable equipment from the harmful effects of hard water Primarily used as an inline component filter for a multi-stage system Manufactured without the use of glues or binders for a smooth, reliable seal