Omnipure (CK5520-P) 10"x2.5" Cuno CS-521,CS-721 Compatible Carbon Block & Phosphate Filter Isopure Water Reverse Osmosis Systems Ideal for installation upstream of

Ideal for installation upstream of reverse osmosis systems

The acid-washed GAC media reduces carbon fines and prevents black water issues during initial startup

Designed for continuous duty in restaurants

low-flow metering

🔧 Pro Tip: The dual O-ring seal design puts the outer ring in contact with your process fluid while the inner ring stays protected

Omnipure (CK5520-P) 10"x2.5" Cuno CS-521,CS-721 Compatible Carbon Block & Phosphate Filter Isopure Water Reverse Osmosis Systems Ideal for installation upstream ofOmnipure CK Series CK5520 P 10"2. 5" Carbon Block & Phosphate Filter Direct replacement for Cuno CS 521 and CS 721 systems with dual action filtration and scale inhibition 1 Micron Carbon Block Phosphate Scale Inhibitor NSF Approved Materials Bayonet Style The Omnipure CK5520 P offers a cost effective alternative to OEM Cuno 3M replacement cartridges without compromising performance. Built from injection molded polypropylene with 100% NSF approved