The Wilkins 2-975XL2S is a reduced pressure principle backflow preventer with integrated bronze "Y" type strainer, engineered for commercial and industrial potable water systems requiring reliable contamination protection.

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: FNPT Threaded

Other Related Variants:

• 34-975XL2S: 3/4 Inches size
• 1-975XL2S: 1 Inches size
• 112-975XL2S: 1 1/4 Inches size
• 114-975XL2S: 1 1/2 Inches size

Materials:

• Low lead cast bronze body (ASTM B 584)
• Low lead cast bronze access covers (ASTM B 584)
• Stainless steel fasteners (300 series)
• Silicone elastomers
• Buna Nitrile elastomers
• Noryl™ polymers
• Stainless steel springs (300 series)
• Stainless steel ball valve handles

Typical Installation:

Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water. 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; AWWA Compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; NSF/ANSI/CAN 61 & 372; UL Classified; C-UL Classified

Features & Benefits:

• Health Hazard Protection: Provides protection where a potential health hazard exists with reduced pressure principle technology preventing contaminated water backflow.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content, ideal for potable water applications.
• Integrated Strainer: Bronze "Y" type strainer provides system protection by removing debris and particulates from the water supply.
• Easy Maintenance Access: First and second checks are accessible for maintenance without removing the relief valve or the entire device from the line.

FAQ

Q: What is the maximum working pressure and temperature for the Wilkins 2-975XL2S?

A: The 2-975XL2S has a maximum working water pressure of 175 PSI and maximum working water temperature of 180°F, with a hydrostatic test pressure of 350 PSI.

Q: What certifications does the Zurn 2-975XL2S backflow preventer have?

A: The Zurn 2-975XL2S is ASSE Listed 1013, cUPC Listed, CSA Certified B64.4, AWWA Compliant C511, and meets NSF/ANSI/CAN 61 and 372 requirements for lead-free compliance.

Q: How should this backflow preventer be installed?

A: The assembly must be mounted between 12 inches minimum and 30 inches maximum above adequate drains with sufficient side clearance for testing and maintenance, ensuring no part can be submerged.

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