Watts PWHIB Series 11-4/5 x 1 in. Polypropylene Filter Housing and EPDM O-Ring

Watts PWHIB Series 22-4/5 x 1 in. Polypropylene Filter Housing and EPDM O-Ring

Lancaster Water Treatment 18 gpm Plastic 4 x 10 x 1 in. Filter Clear Housing Kit

Watts PWHIB Series 3/4 in. Polypropylene Filter Housing Kit with Valve in Head Pressure Relief in White

American Plumber 1 in. Filter Housing with Pressure Relief

3M™ 1-1/2 in. Stainless Steel NPT Cartridge Heavy Duty Filter Housing

EWS 9.5 gpm. Heater Guard Filter

First Sales 1 in. Filter Housing

Lancaster Water Treatment 3/4 x 10 in. Clear Filter Housing Kit

North Star Filter Housing for NSF917, NS917, NS905, NS925 and NS950

American Plumber 3/8 in. Slim Line Filter Housing

First Sales 3/4 in. House Filter with Bypass

Water Tec International 1 in. Filter Housing

First Sales 3/4 in. Filter Housing

First Sales 1 in. Filter Housing Bracket for HJ10-1 and HJ20-1