Professional Installer Multi Whole House Water Filter Set - 4.5 x 20 Reverse Osmosis Accepts double-open-end cartridges

Accepts double-open-end cartridges

Pentek / Ametek 150469 10 inch Big Blue Housing

These 10 cartridges are high quality low cost alternatives

These cartridges are compatible with Culligan reverse osmosis drinking water systems

Professional Installer Multi Whole House Water Filter Set - 4.5 x 20 Reverse Osmosis Accepts double-open-end cartridgesProfessional Installer Multi Whole House Water Filter Set Fits 4. 5 x 20 Inch Cartridges (not included) Four Housings, Wrenches and Brackets Four transparent housings made of safe PET (polyethylene) plastic 1 inch FNPT Four filter wrenches Four mounting brackets with screws Professional Installer 4 Unit Multi Pack Universal Whole House Water Filtration System Package by KleenWater. Choose from 3 4, 1 inch and 1. 5 inch inlet outlets. The 3 4 inch