Caleffi 1/2" Press 574 Brass RPZ Backflow Preventer (Lead Free)

The backflow preventer can be used in all plumbing systems where there is danger of the potable water supply system being contaminated. It prevents an accidental reduction in the pressure in the distribution system from causing backflow from contaminated water in user installations. Specifications: Low lead brass body Max working pressure: 150 psi Max working temp: 150°F Compliance with the following codes: IPC, IRC and UPC for use in accordance with the U.S. and Canadian plumbing codes Compliance with the following standards: ASSE 1013, NSF/ANSI 372 - 2016, Drinking Water System Components - Lead Content, Reduction of Lead in Drinking Water Act, California Health and Safety Code 116875, S.3874, Reduction of Lead in Drinking Water Act Size: 1/2" Connection Type: Press