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The Wilkins 2-375XLFT is a reduced pressure principle backflow preventer designed to protect potable water supplies from contamination in both backsiphonage and backpressure conditions.

Key Specifications:

• Size: 2 Inches
• Maximum Working Water Pressure: 175 psi
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• End Connections: Threaded FNPT

Other Related Variants:

• 12-375XLFT: 1/2 Inches model size
• 34-375XLFT: 3/4 Inches model size
• 1-375XLFT: 1 Inches model size
• 112-375XLFT: 1 1/2 Inches model size

Materials:

• Housing: Reinforced Nylon (FDA Approved)
• Fasteners: Stainless Steel (300 Series)
• Ball Valves: Low Lead Cast Bronze (ASTM B 584)
• Elastomers: Silicone (FDA Approved)
• Elastomers: Buna Nitrile (FDA Approved)
• Internals: Delrin
• Internals: Nylon
• Springs: Stainless Steel (300 Series)
• Struts: Stainless Steel (300 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. The installation shall be made so that no part of the unit can be submerged. If installed indoors, the installation shall be supplied with an air gap adapter.

Standards Compliance:

ASSE 1013; cUPC; CSA B64.4; AWWA C511; USC Foundation Approved; NSF/ANSI/CAN 61 & 372

Features & Benefits:

• Lead-Free Compliance: Meets NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content, ideal for potable water applications.
• Maximum Protection: The Zurn 2-375XLFT provides protection against both backsiphonage and backpressure where potential health hazards exist.
• Integrated Test Fitting: Features integral male 45° flare SAE test fitting for convenient testing and maintenance procedures.
• Durable Construction: Reinforced nylon housing with stainless steel components ensures long-lasting performance and reliability.

FAQ

Q: What is the maximum working pressure for the Zurn 2-375XLFT?

A: The maximum working water pressure is 175 psi, with a hydrostatic test pressure rating of 350 psi.

Q: What are the installation height requirements for this backflow preventer?

A: The assembly must be mounted at a minimum of 12 inches and a maximum of 30 inches above adequate floor drains with sufficient side clearance for testing and maintenance.

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

A: Yes, if the unit is installed indoors, an air gap adapter is required to ensure proper protection and drainage.

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