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The Wilkins 1-975XLFT is a reduced pressure principle backflow prevention assembly designed for non-potable water applications, protecting against contamination with reliable performance.

Key Specifications:

• Size: 1 Inches
• Maximum Working Pressure: 175 psi
• Maximum Working Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• Connection Type: Full Port QT Ball Valves

Other Related Variants:

• 112-975XLFT: 1 1/2 Inches model size
• 2-975XLFT: 2 Inches model size
• 34-975XLFT: 3/4 Inches model size

Materials:

• Body: Cast Bronze ASTM B584
• Fasteners: 300 Series Stainless Steel
• Elastomers: Silicone/Buna Nitrile
• Springs: 300 Series Stainless Steel

Typical Installation:

The Zurn 1-975XLFT must be installed 12 inches to 30 inches above the highest piping or outlet downstream with adequate drain and sufficient side clearance for testing and maintenance. The unit must not be submerged. For indoor installations, an air gap adapter is required to prevent water damage.

Standards Compliance:

ASSE 1013; cUPC; UL/C-UL Classified; CSA B64.4; AWWA C511; NYC MEA 425-89-M VOL 3

Features & Benefits:

• Integral Test Fittings: Includes integral male 45° flare SAE test fittings for convenient field testing and maintenance.
• Durable Construction: Built with cast bronze body and 300 series stainless steel components for long-lasting reliability and corrosion resistance.
• Full Port Design: Features full port QT ball valves for maximum flow capacity and minimal pressure loss.
• Comprehensive Certification: Meets multiple industry standards including ASSE 1013, cUPC, and CSA B64.4 for broad application compliance.

FAQ

Q: What is the required installation height for the Zurn 1-975XLFT?

A: The assembly must be installed 12 to 30 inches above adequate drains with sufficient side clearance for testing and maintenance.

Q: Can this backflow preventer be used for potable water applications?

A: No, the 1-975XLFT is designed for non-potable applications only and must not be used with potable water systems.

Q: What type of test fittings does this model include?

A: The assembly includes integral male 45° flare SAE test fittings for easy testing and maintenance access.

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