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Zurn Wilkins  |  SKU: 1-350XLFT

Wilkins 1-350XLFT | Double Check Valve Assembly, 1 Inch

Regular price $ 491.99

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Important Note on Delivery Times

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For time-sensitive orders, please contact us directly so we can provide a more accurate lead time estimate based on your specific requirements.

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All in stock orders received before 3PM EST will ship the same day. Orders received after 3PM EST will ship the following business day. 

Water Filters, Hand Dryers, & Indoor Bottle Fillers are our most popular in stock items. 

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Evergreen normally ships in 5-15 days. Black, Gray and Blue ship in 2-4 weeks. 

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In stock units ship within 48 hours. Other units normally ship in 2-4 weeks.

Other

Orders that ship directly from a manufacturer normally have a firm shipping estimate but those dates are subject to change due to manufacturer production, inventory or shipping. We do our best to estimate ship dates but orders shipping directly from the manufacturer can have unexpected delays. We will confirm tracking information when orders ship directly from a manufacturer but may not have updates or estimates beyond the original estimate. Once your order is placed with the manufacturer, it may not be able to be cancelled even if it hasn't shipped yet.  

Please contact support@bottlefillingstations.com to confirm delivery time for a specific product or quantity. Or to inquire about an existing order. 


Special Case Shipping Rates

 

Please note that shipping rates are subject to change at any time.  We reserve the right to charge an additional fee in addition to the regularly advertised shipping fee for shipping to remote areas not easily accessible by typical freight carrier means (i.e. islands only accessible by ferry). If your order falls into this category, you will be notified upon receipt of your order, and have the option to complete the purchase with additional fee or to cancel the order.  Please note, these instances are very rare, as most locations are reachable by regular freight. If you have any questions, please contact us! 


Key Terms & Conditions

 

Exceptions may apply to islands and other remote territories.

All orders shipped by the carrier of our choice.  

 

 

 


 

 

 

The Wilkins 1-350XLFT is a lead-free double check valve assembly designed for potable water backflow protection on non-health hazard applications.

 

Key Specifications:

  • Size: 1 Inches
  • Maximum Working Water Pressure: 175 PSI
  • Maximum Working Water Temperature: 180°F
  • Notable Certifications: ASSE 1015, cUPC, CSA B64.5
  • End Connections: Threaded FNPT ANSI B1.20.1

 

Other Related Variants:

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

 

Materials:

  • Low-lead cast bronze main valve body (ASTM B 584)
  • Reinforced nylon housing
  • Stainless steel fasteners (300 Series)
  • Silicone elastomers (FDA Approved)
  • Buna Nitrile elastomers (FDA Approved)
  • Delrin internals
  • Stainless steel springs (300 Series)
  • Low-lead cast bronze ball valves (ASTM B 584)
  • Stainless steel struts (300 Series)
  • Stainless steel handles (200 Series)

 

Typical Installation:

The Zurn 1-350XLFT is designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the water supply. Assembly shall provide protection where a potential health hazard does not exist. 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 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 1015; cUPC; CSA B64.5; AWWA C510; NSF/ANSI/CAN 61; NSF/ANSI/CAN 372; UL Classified (less shut-off valves only); C-UL Classified (less shut-off valves only); Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California

 

Features & Benefits:

  • Lead-Free Compliance: Meets NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content for safe potable water applications.
  • Integral Test Fitting: The Zurn 1-350XLFT features a built-in male 45° flare SAE test fitting for convenient field testing and maintenance.
  • Durable Construction: Low-lead cast bronze body with reinforced nylon housing, stainless steel components, and FDA-approved elastomers ensure long-lasting performance.
  • Versatile Protection: Protects against both backsiphonage and backpressure in potable water systems where a health hazard does not exist.

 

FAQ

 

Q: What is the maximum working pressure for the Wilkins 1-350XLFT?

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

Q: Can the 1-350XLFT be installed in both horizontal and vertical positions?

A: Yes, the Model 350XL series is certified for both horizontal and vertical installation in accordance with ASSE 1015 and CSA B64.5 standards.

Q: What is the purpose of the integral 45° flare SAE test fitting on this model?

A: The FT suffix indicates the unit includes an integral male 45° flare SAE test fitting, which allows for easy connection of test equipment during field testing and inspection without additional adapters.

 

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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