Pentek 144802 3G Replacement Pressure Relief Button Kit
Works with American Plumber and Pentek 3G Whole House Housings with pressure release buttons. This pressure relief button kit does NOT work with Valve-In-Head Whole House Housings or Standard Whole House Housings. The pressure relief button kit includes the Spring, Screw, and Gasket. Use with all 3G Slim-Line and standard filter housings with pressure release buttons from American Plumber, Ametek, Pentek, USFilter, and other brands.