Wilkins 2-950XLTDA | Double Check Detector Backflow Preventer, 2 Inches
Wilkins 2-950XLTDA | Double Check Detector Backflow Preventer, 2 Inches is backordered and will ship as soon as it is back in stock.
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Wilkins 2-950XLTDA | Double Check Detector Backflow Preventer, 2 In...
NOTICE: Product images may vary from the actual item due to differences in size or configuration options.
The Wilkins 2-950XLTDA is a double check detector backflow preventer assembly designed for fire protection systems, providing reliable protection against backsiphonage and backpressure with metered bypass for leak detection.
Key Specifications:
- Size: 2 Inches
- Maximum Working Water Pressure: 175 PSI
- Maximum Working Water Temperature: 180°F
- Notable Certifications: ASSE 1048, UL, C-UL
- End Connections: FNPT threaded ANSI B1.20.1
Other Related Variants:
- None: No other variants available
Materials:
- Main valve body: Cast Bronze ASTM B 584
- Access covers: Cast Bronze ASTM B 584
- Fasteners: Stainless Steel, 300 Series
- Elastomers: Silicone (FDA approved) and Buna Nitrile (FDA approved)
- Polymers: Noryl™, NSF Listed
- Springs: Stainless steel, 300 series
- Test cock cover: Plastic
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 (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. Suitable for both horizontal and vertical installation orientations.
Standards Compliance:
ASSE Listed 1048 (horizontal & vertical); UL Classified (horizontal & vertical); C-UL Classified (horizontal & vertical); Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California (horizontal & vertical); NSF/ANSI/CAN 61 & 372 lead-free compliant
Features & Benefits:
- Dual Protection: Protects against both backsiphonage and backpressure of polluted water in fire protection systems, ensuring potable water supply safety.
- Metered Bypass for Leak Detection: The Zurn 2-950XLTDA includes a 3/4" Model 350D bypass backflow assembly with water meter for unauthorized use detection and leak monitoring.
- Top-Access Maintenance: First and second checks are accessible from the top at 45° angles without removing the device from the line, simplifying maintenance and testing procedures.
- Debris Protection: Test cocks are protected by plugs to prevent fouling caused by insects, dirt, and debris, ensuring reliable long-term performance.
FAQ
Q: Can the Wilkins 2-950XLTDA be installed vertically?
A: Yes, this assembly is approved and certified for both horizontal and vertical installation orientations by ASSE, UL, C-UL, and USC Foundation for Cross Connection Control.
Q: What is the purpose of the metered bypass on the Zurn 2-950XLTDA?
A: The metered bypass allows for detection of unauthorized water use and leak monitoring in fire protection applications, providing an additional layer of system oversight and maintenance capability.
Q: What clearance is required for installation and maintenance?
A: The assembly must be mounted 12 to 30 inches above adequate drains with sufficient side clearance for testing and maintenance access. No part of the unit can be submerged.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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Always consult with a licensed professional and check local codes before installation. For further details, check the Owners Manual.
Contact us at support@bottlefillingstations.com with any questions.
