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Wilkins 34-375 3/4-inch RPZ backflow assembly with bronze body, EZSwap removable pressure vessel and four test cocks.

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

Brand: Zurn Industries, LLC
Save 25%
$862.89
$647.16
SKU 34-375
In Stock (5)

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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.

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Frequently Asked Questions

What is the maximum working pressure for the 34-375?
Maximum working pressure is 175 psi, suitable for typical irrigation and commercial water lines.
How does the EZSwap pressure vessel simplify maintenance?
The removable EZSwap vessel allows in-line replacement and uses a flush fitting tool for faster flushing, testing, and winterization.
Which industry standards and listings does this model meet?
Meets ASSE 1013, IAPMO, CSA B64.4 and is AWWA compliant (C511) for code acceptance and installation.

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