The Wilkins 114-975XL3SAG is a reduced pressure principle backflow prevention assembly designed to protect potable water supplies from contamination where a potential health hazard exists.

Key Specifications:

• Size: 1 1/4 Inches
• Pressure Rating: 25 to 175 PSI
• Temperature Rating: Up to 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• End Connections: Threaded FNPT ANSI B1.20.1

Other Related Variants:

• 112-975XL3SAG: 1/2 Inch model size
• 1-975XL3SAG: 1 Inch model size
• 2-975XL3SAG: 2 Inch model size
• 34-975XL3SAG: 3/4 Inch model size

Materials:

• Main Valve Body: Low Lead Cast Bronze ASTM B584
• Access Covers: Low Lead Cast Bronze ASTM B584
• 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 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.

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 and 372

Features & Benefits:

• Lead-Free Compliance: Meets NSF/ANSI/CAN 61 and 372 with less than 0.25% weighted average lead content for safe potable water applications.
• Dual 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 relief valve or entire device from line.
• Complete Protection Package: Includes lead-free wye strainer and air gap accessory required for indoor installations.

FAQ

Q: What is the difference between the Zurn 114-975XL3SAG and Wilkins 114-975XL3SAG?

A: They are the same product. Wilkins is the brand name under Zurn Water, LLC. Both names refer to the identical reduced pressure principle backflow prevention assembly.

Q: Is the air gap accessory required for all installations?

A: The included air gap fitting (Model AG-4 for 1 1/4 inch size) is required for indoor installations. Outdoor installations may use alternative drain configurations per local code requirements.

Q: What is the minimum clearance required for installation?

A: The assembly must be mounted at a minimum of 12 inches and maximum of 30 inches above adequate drains with sufficient side clearance for testing and maintenance. The unit must never be submerged.

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