Zurn Wilkins 212-350A 2-1/2" Double Check Valve Assembly (DCVA) Non-Rising Stem Lead-Free

Zurn Wilkins 212‑350A 2½" Double Check Valve Assembly (DCVA).

Product Overview:

The Zurn Wilkins 212‑350A Double Check Valve Assembly is engineered to safeguard potable water systems from low-hazard backflow risks. This robust DCVA is designed for use in water lines where there is potential for backsiphonage or backpressure, but no direct health hazard. Its compact design and high-quality materials make it a reliable and easy-to-maintain solution for a wide range of commercial and industrial plumbing systems.

Features & Benefits:

• Compact, Short Lay Length – Enables easy installation and straightforward replacements, even in confined spaces.

• Compound Check® Technology – Designed for low head loss without compromising on backflow protection.

• Flexible Connection Options – Available with flanged, grooved, or flanged × grooved ends to fit diverse pipe systems.

• Service-Friendly Design – Provides quick access to internal check components without removing the valve from the line.

• Lead-Free Certified – Complies with low-lead legislation to ensure safe drinking water compatibility.

Specifications:

• Model: 212‑350A

• Valve Type: Double Check Valve Assembly (DCVA)

• Size: 2½ inches (also available in 3", 4", 6", 8", and 10")

• Pressure Rating:

  • Maximum working pressure: 175 PSI

  • Hydrostatic test pressure: 350 PSI

• Temperature Rating: Up to 140°F

• Body Material: Epoxy-coated ductile iron

• Internal Components:

  • Check assemblies: NORYL™ composite

  • Seals: EPDM and Buna-N

  • Springs and fasteners: Stainless steel

• End Connections:

  • Flanged: ANSI B16.1 Class 125

  • Grooved: AWWA C606

Installation Tips:

• Mount the valve 12"–30" above grade or drain level for accessibility.

• Ensure the unit is installed in a non-submersible location.

• Allow sufficient side and top clearance for testing and maintenance.

• Flush supply lines before installation to prevent debris buildup.

• For outdoor installations in cold climates, protect the valve with insulation or heat.

FAQ:

What type of applications is this valve suitable for?
It’s ideal for potable water systems requiring protection from low-hazard pollutants, such as irrigation systems, commercial buildings, and fire lines.

Does this valve require regular testing?
Yes, annual testing is recommended to ensure optimal performance and compliance with local plumbing codes.

Can the check valves be serviced without removing the unit?
Yes, the valve’s design allows easy in-line access to internal components for inspection and maintenance.

What makes the Compound Check® design effective?
It allows for efficient water flow with minimal pressure loss while maintaining backflow protection.

Is this backflow preventer lead-free?
Yes, it is manufactured to meet lead-free requirements for potable water applications.