Zurn 12-975XL2 1/2 In. FNPT x FNPT Reduced Pressure Principle Assembly - 175 PSI - Cast Bronze

Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. assembly shall provide protectionwhere a potential health hazard exists. standards compliance asse listed 1013 iapmo listed csa certified b64.4 awwa compliant c511 approved by the foundation for cross connection control and hydraulic research at the university of southern california certified to nsf/ansi 372 by iapmo r&t nsf listed-standard 61, annex g.