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The Wilkins 2-350XLFT is a lead-free double check valve assembly designed for potable water services requiring backflow protection against backsiphonage and backpressure.

Key Specifications:

• Size: 2 Inches
• Maximum Working Water Pressure: 175 PSI
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1015, cUPC, CSA B64.5
• End Connections: Threaded ANSI B1.20.1

Other Related Variants:

• 3/4-350XLFT: 3/4 Inches model size
• 1-350XLFT: 1 Inches model size
• 1 1/4-350XLFT: 1 1/4 Inches model size
• 1 1/2-350XLFT: 1 1/2 Inches model size

Materials:

• Reinforced Nylon Housing
• Delrin Internals
• Stainless Steel Springs (300 Series)
• Stainless Steel Fasteners (300 Series)
• Silicone Elastomers (FDA Approved)
• Buna Nitrile Elastomers (FDA Approved)
• Low Lead Cast Bronze Ball Valves (ASTM B 584)
• Stainless Steel Struts (300 Series)
• Stainless Steel Handles (200 Series)

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 (305mm) and a maximum of 30 inches (762mm) above adequate drains with sufficient side clearance for testing and maintenance. If installed below grade, be certain adequate drainage is provided to prevent the device from being submerged.

Standards Compliance:

ASSE Listed 1015; cUPC Listed; CSA Certified B64.5; AWWA Compliant C510; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California; UL Classified (less shut-off valves only); C-UL Classified (less shut-off valves only); NSF/ANSI/CAN 61 & 372

Features & Benefits:

• Lead-Free Compliance: Meets NSF/ANSI/CAN 372 requirements with less than 0.25% weighted average lead content, ensuring safe drinking water protection.
• Dual Backflow Protection: Zurn 2-350XLFT provides comprehensive protection against both backsiphonage and backpressure conditions in potable water systems.
• Durable Construction: Reinforced nylon housing with stainless steel components and FDA-approved elastomers ensures long-lasting performance and reliability.
• Easy Maintenance Access: First and second checks are accessible for maintenance without removing the Wilkins 2-350XLFT device from the line.

FAQ

Q: Can the Zurn 2-350XLFT be installed in both horizontal and vertical orientations?

A: Yes, the assembly is certified for both horizontal and vertical installation in compliance with ASSE 1015 standards.

Q: What is the hydrostatic test pressure rating for this double check valve assembly?

A: The assembly has a hydrostatic test pressure rating of 350 PSI, while the maximum working water pressure is 175 PSI.

Q: Does this model come with ball valves included?

A: Yes, the 2-350XLFT suffix "FT" model comes standard with full port QT ball valves and integral male 45° flare SAE test fitting.

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