The Wilkins 2-950XLT2 is a top-access double check valve assembly designed for potable water protection against backsiphonage and backpressure in non-health hazard applications.

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:

• 34-950XLT2: 3/4 Inches version
• 1-950XLT2: 1 Inches version
• 114-950XLT2: 1 1/4 Inches version
• 112-950XLT2: 1 1/2 Inches 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 and Buna Nitrile
• Polymers: Noryl™
• Springs: Stainless steel, 300 series
• Test cock cover: Plastic
• Ball valve handles: Stainless steel

Typical Installation:

Local codes shall govern installation requirements. To be installed in accordance with the manufacturer's 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. 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 (Horizontal installations only); NSF/ANSI/CAN 61 and 372

Features & Benefits:

• Top-Access Design: Checks located at 45° angle allow easy maintenance from the top without removing the device from the line, reducing downtime and labor costs.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 61 and 372 standards with less than 0.25% weighted average lead content for safe potable water applications.
• Durable Construction: Low lead cast bronze body with stainless steel fasteners and springs ensures long-lasting performance in demanding commercial and municipal installations.
• Protected Test Cocks: Test cock plugs prevent fouling from insects, dirt, and debris while allowing convenient access for testing and inspection.

FAQ

Q: Can the Zurn 2-950XLT2 be installed in vertical positions?

A: Yes, the Zurn 2-950XLT2 is certified for both horizontal and vertical flow-up installations per ASSE 1015, cUPC, and CSA B64.5 standards. Note that the USC Foundation approval applies to horizontal installations only.

Q: What is the maximum working pressure for this backflow preventer?

A: The maximum working water pressure is 175 PSI with a hydrostatic test pressure of 350 PSI and maximum working temperature of 180°F.

Q: Does the Wilkins 2-950XLT2 require a strainer?

A: A strainer is optional. The unit can be ordered with suffix "S" to include a Model SXL lead-free bronze "Y" type strainer for enhanced protection against debris.

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