The Wilkins 14-35XLVCH is a lead-free atmospheric vacuum breaker designed to protect potable water lines against backsiphonage of contaminated water.

Key Specifications:

• Size: 1/4 Inches
• Maximum Working Water Pressure: 125 PSI
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1001, CSA, IAPMO
• Connection Type: Vertical Inlet/Outlet

Other Related Variants:

• 12-35XLCH: 1/2 Inch version
• 34-35XL: 3/4 Inch model size
• 1-35XL: 1 Inch model size

Materials:

• Main Valve Body: Lead-Free Cast Brass
• Elastomers: Silicone (FDA approved)
• Elastomers: Buna Nitrile (FDA approved)
• Polymers: ULTEM™, NSF Listed

Typical Installation:

Local codes shall govern installation requirements. To be installed in accordance with the manufacturer's instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 6 inches above the highest point of discharge with sufficient side clearance for maintenance. Because the Zurn 14-35XLVCH is not to be used under continuous pressure, never place a shut-off or check valve downstream of the device. The installation shall be made so that no part of the unit can be submerged.

Standards Compliance:

ASSE Listed 1001; CSA Certified; IAPMO Listed; Certified to NSF/ANSI 372 by IAPMO R&T (0.25% max. weighted average lead content)

Features & Benefits:

• Lead-Free Construction: Complies with NSF/ANSI 372 standards for safe potable water applications.
• Vertical Design: Space-saving vertical inlet/outlet configuration with rough chrome finish for durability.
• Backflow Protection: Provides reliable protection against backsiphonage where potential health hazards exist.
• Easy Maintenance: Accessible for maintenance without removing the device from the service line.

FAQ

Q: What is the minimum installation height required for the Wilkins 14-35XLVCH?

A: The assembly must be mounted at a minimum of 6 inches above the highest point of discharge with sufficient side clearance for maintenance.

Q: Can I install a shut-off valve downstream of this vacuum breaker?

A: No, never place a shut-off or check valve downstream of the device as it is not designed for use under continuous pressure.

Q: Where should the Zurn 14-35XLVCH atmospheric vacuum breaker not be installed?

A: The installation shall not be in a concealed or inaccessible location, or where the venting of water from the device during normal functioning may be deemed objectionable.

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