The Wilkins 34-975XLFT is a reduced pressure principle backflow prevention assembly designed for non-potable applications, featuring integral male 45° flare SAE test fittings and full port QT ball valves for reliable protection.

Key Specifications:

• Size: 3/4 Inches
• Maximum Working Pressure: 175 psi
• Maximum Working Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• Connection Type: Integral Male 45° Flare SAE

Other Related Variants:

• 112-975XLFT: 1 1/2 Inches model size
• 1-975XLFT: 1 Inch model size
• 2-975XLFT: 2 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 assembly shall be mounted at a minimum of 12 inches above the highest piping or outlet downstream of the device. Install with adequate drain and 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 1013; cUPC; UL/C-UL Classified; CSA B64.4; AWWA C511; NYC MEA 425-89-M VOL 3

Features & Benefits:

• Integral Test Fittings: Built-in male 45° flare SAE test fittings simplify testing and maintenance procedures.
• Full Port Design: QT ball valves provide maximum flow capacity and minimal pressure loss for optimal system performance.
• Durable Construction: Cast bronze body with stainless steel components ensures long-lasting reliability in demanding applications.
• Multi-Agency Approval: Certified to multiple standards including ASSE 1013, cUPC, and CSA B64.4 for broad application acceptance.

FAQ

Q: What is the minimum installation height required for the Zurn 34-975XLFT?

A: The assembly must be installed 12 inches 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 Zurn 34-975XLFT is designed for non-potable applications only.

Q: Is an air gap adapter required for all installations?

A: For indoor installations, an air gap adapter is required. The unit must not be submerged in any installation configuration.

"Hydrate Everyone, Everywhere!" BottleFillingStations.com | Contact us