Features:

• provides maximum protection against backflow caused by back-pressure or back-siphonage from a cross-connection wherein a contaminant hazard exists
• consists of two spring-loaded poppet type check valves and a mechanically independent, hydraulically dependent pressure differential relief valve
• three top mounted test cocks ensure easy access during repair and maintenance
• working pressure: to 175 PSIG
• temperature range: 33°F to 180°F (.5°C to 82°C)
• meets Foundation for Cross Connection Control and Hydraulic Research at University of Southern California Manual Section 10, ASSE 1015, AWWA C-510 and CSA B64.4 specifications
• UL listed and FM approved