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

The Wilkins 112-975XL2SEU is a 1 1/2" Reduced Pressure Principle Assembly with union ball valves and street elbows, designed to protect potable water supplies from contamination where a health hazard exists.

Key Specifications:

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

Other Related Variants:

• 34-975XL2SEU: 3/4 Inch model size
• 1-975XL2SEU: 1 Inch model size
• 114-975XL2SEU: 1 1/4 Inch model size
• 2-975XL2SEU: 2 Inch model size

Materials:

• Main valve body and 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" (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. For indoor installations, an air gap fitting is required.

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; Meets NSF/ANSI/CAN 61 and 372; UL Classified; C-UL Classified

Features & Benefits:

• Health Hazard Protection: Provides dual protection against both backsiphonage and backpressure of contaminated water into potable water supply systems.
• Lead-Free Construction: Certified to NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content for safe drinking water applications.
• Easy Maintenance Access: First and second checks are accessible for maintenance without removing the relief valve or the entire device from the line.
• Durable Materials: Features low lead cast bronze body, stainless steel fasteners and springs, and silicone elastomers for long-lasting performance and reliability.

FAQ

Q: What is the required installation height for the Zurn 112-975XL2SEU?

A: The assembly must 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.

Q: Is an air gap fitting required for this backflow preventer?

A: Yes, if the Zurn 112-975XL2SEU is installed indoors, the installation must be supplied with an air gap adapter to prevent submersion of any part of the unit.

Q: What certifications does the Wilkins 112-975XL2SEU hold?

A: The Wilkins 112-975XL2SEU is ASSE Listed 1013, cUPC Listed, CSA Certified B64.4, AWWA Compliant C511, UL and C-UL Classified, and meets NSF/ANSI/CAN 61 and 372 standards for lead-free compliance.

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