• Designed to keep high-hazard (toxic) fluids from entering potable water systems serving industrial plants, hospitals, morgues, mortuaries and chemical plants
• Also ideal for irrigation systems, boiler feeds and other installations requiring maximum protection
• Product includes a highly durable lead-free cast-copper silicon alloy body; threaded quarter-turn ball valve shutoffs; top-mounted test cocks; spring-loaded check valves and a pressure differential relief valve
• Seats and discs are replaceable for long-term use
• Inline serviceable assembly requires no special tools
• Top mounted test cocks
• Stainless steel spring
• Maximum working pressure is 175 psi (12.1 bar)
• Hydrostatic test pressure is 350 psi (24.1 bar)

This 3/4 inch lead free reduced pressure zone backflow preventer assembly is designed to prevent the reverse flow of high hazard (toxic) fluids found in the water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is used in water services to industrial plants, hospitals, morgues, mortuaries, and chemical plants. It is also used in irrigation systems, boiler feed, water lines and other installations requiring maximum protection. This reduced pressure zone backflow preventer assembly consists of a lead free bronze body, threaded quarter turn ball valves, top mounted test cocks, spring loaded check valves, and a pressure differential relief valve.