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

The Wilkins 112-975XL3FT is a reduced pressure principle backflow prevention assembly designed to protect potable water from contamination hazards.

Key Specifications:

• Size: 1 1/2 Inches
• Maximum Working Water Pressure: 175 PSI
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• End Connections: FNPT ANSI B1.20.1

Other Related Variants:

• 2-975XL3FT: 2 Inch model size

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 (FDA Approved)
• Elastomers: Buna Nitrile (FDA Approved)
• 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" (305mm) and a maximum of 30" (762mm) 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.

Standards Compliance:

ASSE Listed 1013; cUPC Listed; CSA Certified B64.4; UL Classified; C-UL Classified; AWWA Compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; Meets NSF/ANSI/CAN 61 & 372

Features & Benefits:

• Lead-Free Protection: Meets NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content, ideal for potable water applications.
• Dual Hazard Protection: Provides protection against both backsiphonage and backpressure of contaminated water into potable water supply.
• Easy Maintenance Access: First and second checks accessible for maintenance without removing the relief valve or entire device from the line.
• Durable Construction: Low lead cast bronze body with stainless steel fasteners and springs ensures long-lasting performance in demanding conditions.

FAQ

Q: What is the minimum working water pressure required for the Zurn 112-975XL3FT?

A: The Zurn 112-975XL3FT requires a minimum working water pressure of 25 PSI to function properly.

Q: Can this backflow preventer be submerged during installation?

A: No, the installation must be made so that no part of the unit can be submerged. It should be mounted 12" to 30" above adequate drains.

Q: What pressure reducing valves are recommended to pair with this assembly?

A: Suggested PRV pairings include Model 500XL3, Model 600XL3, and Model 625XL3 Pressure Reducing Valves for a complete system.

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