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The Wilkins 34-975XL2SAG is a reduced pressure principle backflow preventer with integrated bronze strainer and air gap accessory, protecting potable water from contamination hazards.

Key Specifications:

• Size: 3/4 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:

• 1-975XL2SAG: 1 Inch version
• 112-975XL2SAG: 1 1/4 Inches version
• 114-975XL2SAG: 1 1/2 Inches version
• 12-975XL2SAG: 1/2 Inch version
• 2-975XL2SAG: 2 Inch 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, 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. The included air gap fitting is required for indoor installations.

Standards Compliance:

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

Features & Benefits:

• Health Hazard Protection: Provides superior protection against both backsiphonage and backpressure where potential health hazards exist in potable water systems.
• Low Lead Compliance: Constructed with low lead cast bronze meeting NSF/ANSI/CAN 61 and 372 for safe drinking water contact.
• Easy Maintenance Access: First and second checks are accessible for maintenance without removing the relief valve or entire device from the line.
• Complete Installation Package: Includes full port ball valves, bronze Y-type strainer, and air gap accessory for immediate installation compliance.

FAQ

Q: What is the difference between the Zurn 34-975XL2SAG and the standard 975XL2 model?

A: The Zurn 34-975XL2SAG includes an integrated bronze Y-type strainer (S suffix) and air gap accessory (AG suffix) for complete indoor installation compliance, while the standard 975XL2 requires these as separate accessories.

Q: Where should the Wilkins 34-975XL2SAG be installed?

A: The unit must be installed 12 to 30 inches above adequate floor drains with sufficient side clearance for testing and maintenance. The unit cannot be submerged and requires the included air gap fitting for indoor installations.

Q: What is the maximum pressure and temperature rating?

A: The 34-975XL2SAG is rated for a maximum working water pressure of 175 PSI and maximum working water temperature of 180°F, with a hydrostatic test pressure of 350 PSI.

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