NOTICE: Product images may vary from the actual item due to differences in size or configuration options.

The Wilkins 2-975XL2 is a 2-inch reduced pressure principle assembly designed to protect potable water systems from backsiphonage and backpressure contamination.

Key Specifications:

• Size: 2 Inches
• Maximum Working Water Pressure: 175 PSI
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, NSF/ANSI/CAN 61 & 372
• End Connections: Threaded ANSI B1.20.1

Other Related Variants:

• 34-975XL2: 3/4 Inches version
• 1-975XL2: 1 Inches version
• 114-975XL2: 1 1/4 Inches version
• 112-975XL2: 1 1/2 Inches version

Materials:

• Main valve body: Low Lead Cast Bronze ASTM B 584
• Access covers: Low Lead Cast Bronze ASTM B 584
• Fasteners: Stainless Steel, 300 Series
• Elastomers: Silicone and Buna Nitrile
• Polymers: Noryl™
• Springs: Stainless Steel, 300 series
• Ball valve handles: Stainless Steel

Typical Installation:

Local codes shall govern installation requirements. To be installed in accordance with the manufacturers' instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 12 inches and a maximum of 30 inches above adequate drains with sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged. Indoor installations require an air gap adapter.

Standards Compliance:

ASSE Listed 1013; cUPC Listed; CSA Certified B64.4; AWWA Compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; NSF/ANSI/CAN 61 and 372; UL Classified (less shut-off valves or with OS&Y valves); C-UL Classified

Features & Benefits:

• High Hazard Protection: ASSE 1013 listed for protection against both backsiphonage and backpressure where a potential health hazard exists in potable water systems.
• Lead-Free Compliance: Certified to NSF/ANSI/CAN 61 and 372 with less than 0.25% weighted average lead content, meeting requirements for safe drinking water applications.
• Easy Maintenance Access: First and second check valves are accessible for maintenance without removing the relief valve or the entire device from the line.
• Optional Flood Detection: Configurable with a relief valve sensor (MS suffix) that detects and signals excessive water discharge for property damage prevention.

FAQ

Q: What is the difference between the Zurn 2-975XL2 and the standard 975XL model?

A: The Wilkins 2-975XL2 is the lead-free version certified to NSF/ANSI/CAN 61 and 372, containing less than 0.25% weighted average lead content, making it compliant with current lead-free regulations for potable water systems.

Q: Does the Wilkins 2-975XL2 require an air gap for indoor installations?

A: Yes, if installed indoors, the installation shall be supplied with an air gap adapter (Model AG) to ensure proper drainage and prevent submersion of the unit.

Q: Can I perform maintenance on this backflow preventer without removing it from the line?

A: Yes, the Zurn 2-975XL2 allows in-line maintenance with the first and second check valves accessible without removing the relief valve or disconnecting the entire assembly from the piping system.

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