Wilkins 34-375 3/4" RPZ Reduced Pressure Backflow Assembly

The Wilkins 34-375 3/4" Reduced Pressure Zone (RPZ) backflow assembly delivers high-hazard protection for potable water systems by preventing backsiphonage and backpressure contamination. Designed for irrigation and commercial applications, it balances reliable performance with low lifecycle maintenance costs.

• 175 psi maximum working pressure; temperature range 33°F to 180°F for versatile installation.
• Bronze valve body with EZSwap® removable pressure vessel—durable, corrosion-resistant construction.
• Flush fitting tool and removable vessel enable faster flushing, testing, winterization, and service.
• Includes two full-port ball shut-off valves and four ball valve test cocks for straightforward field testing.
• Threaded FNPT connections (3/4") and in-line serviceable design minimize downtime during repairs.
• Standards: ASSE 1013, IAPMO listed, CSA B64.4, and AWWA compliant C511 for code acceptance.

Complete documentation is available: installation and maintenance instructions, specification sheet, and repair parts lists. The 34-375 is compatible with Wilkins replacement parts and the OEM RK34-375V pressure vessel for fast servicing and part replacement.