Zurn Wilkins 3-350AST 3" Double Check Backflow Valve | Stainless Steel DCVA with NRS Gate Valves

Zurn WilkinsSKU: ZUR-3-350AST

Price:
Sale Price$4,883.99 CAD
Description

Zurn Wilkins 3" 350AST Double Check Valve Assembly | Stainless Steel Backflow Preventer with NRS Gate Valves.

Product Overview:

The Zurn Wilkins 3" 350AST DCVA is a compact, heavy-duty backflow preventer designed to protect potable water systems from back pressure and back siphonage in non-health hazard applications. Featuring a 304L stainless steel body and non-rising stem gate valves, this unit delivers excellent corrosion resistance and long-term reliability for commercial and light industrial installations.

Features & Benefits:

  • Reliable backflow protection for non-health hazard potable water lines

  • Stainless steel body resists corrosion and scaling

  • Full-port non-rising stem (NRS) gate valves offer smooth shutoff

  • Short lay-length ideal for confined installations

  • In-line access to check valves reduces maintenance time

  • Certified lead-free and potable water compliant

  • Approved for vertical and horizontal installations

Specifications:

  • Size: 3"

  • Body: 304L Stainless Steel

  • Internal Components: Stainless Steel, NORYL™, EPDM, Buna-N

  • Working Pressure: 175 PSI

  • Max Temperature: 140°F

  • Test Pressure: 350 PSI

  • Connections: Grooved or Flanged

  • Certifications: ASSE 1015, NSF 61/372, FM®, UL®, CSA®, IAPMO®, USC Approved

Installation Tips:

  • Install 12–30" above finished grade with nearby drainage

  • Maintain access clearance for test ports and valve servicing

  • Avoid areas prone to flooding or submersion

  • Compliant with both horizontal and vertical configurations

FAQs:

Q: Is this certified for potable water use?
Yes, it meets NSF/ANSI 61 and 372 standards.

Q: Can this model be used for backflow retrofits?
Absolutely, it’s compatible with the Zurn 300ASTR series.

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