1.25 UNION FEM NPT LT X 1.25 FEM NPT OUTLT LF FIRE PROTCTN DUAL CHECK
Item Number: 114UFX114F-700XLFP
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$414.02
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Estimated transit time: 2 to 5 Business Days
Brand - Wilkins
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- 1-1/4 inch Female Union Inlet
- 1-1/4 inch Female NPT Outlet
- Maximum Operating Pressure: 175 PSI
- Maximum Operating Temperature: 180°F
- Body Material: Low Lead Cast Bronze
- Elastomers: Buna Nitrile (FDA approved)
- ASSE®-Listed 1024, CSA® Certified, UL Listed
- Protects against backsiphonage and backpressure
Description
Description
The Zurn Wilkins 700XLFP Dual Check Valve is a lead-free backflow preventer designed for low health hazard, non-potable applications, particularly in residential fire sprinkler systems. This 1-1/4 inch valve features a female union inlet and a female NPT outlet, offering versatile installation options, including horizontal or vertical mounting. Constructed from durable low-lead cast bronze with stainless steel springs, it provides reliable protection against backsiphonage and backpressure. It is rated for a maximum pressure of 175 PSI and a maximum temperature of 180°F, meeting ASSE 1024, CSA, UL, and NSF/ANSI/CAN 61 standards.
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Connections
- The inlet features a 1-1/4 inch Female Union for connection.
- The outlet features a 1-1/4 inch Female NPT (National Pipe Tapered Thread) for connection.
Installation
- This valve can be installed in either horizontal or vertical orientations.
- A union inlet connection with an integral body outlet connection is standard.
- All configurations are reversible.

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Additional Details
The Zurn Wilkins 700XLFP Dual Check Valve is a lead-free device designed for use in low health hazard, non-potable applications, primarily in residential fire sprinkler systems where local authorities permit.
This valve provides critical protection against both backsiphonage and backpressure of polluted water. It features a 1-1/4 inch female union inlet and a 1-1/4 inch female NPT outlet connection, allowing for versatile installation.
Features
- Provides protection against backsiphonage and backpressure in non-potable water lines.
- Suitable for horizontal or vertical installation, ensuring flexibility.
- Constructed with a low-lead cast bronze main valve body for durability and compliance.
- Internal components include corrosion-resistant stainless steel springs.
- Maintains reliable operation up to a maximum pressure of 175 PSI and a maximum temperature of 180°F.
Specifications
- Body Material: Low Lead Cast Bronze ASTM B 584
- Inlet Connection: 1-1/4 inch Female Union
- Outlet Connection: 1-1/4 inch Female NPT
- Maximum Operating Pressure: 175 PSI
- Maximum Operating Temperature: 180°F
- Elastomers: Buna Nitrile (FDA approved)
- Polymers: Delrin
- Springs: Stainless Steel, 300 Series
Certificates & Approvals
- ASSE®-Listed 1024
- CSA® Certified
- UL Listed
- Meets NSF/ANSI/CAN 61 requirements
- Lead-Free (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)
FAQs
What is the primary application of the Zurn Wilkins 700XLFP Dual Check Valve?
This dual check valve is primarily used in low health hazard, non-potable applications, specifically for residential fire sprinkler systems. It protects against backsiphonage and backpressure of polluted water.
What are the connection types and sizes for this model?
This model features a 1-1/4 inch female union inlet and a 1-1/4 inch female NPT (National Pipe Tapered Thread) outlet connection.
Can the 700XLFP valve be installed in any orientation?
Yes, the Zurn Wilkins 700XLFP Dual Check Valve can be installed in either a horizontal or vertical position. It is designed for versatile installation.
What materials are used in the construction of this dual check valve?
The main valve body is made from low-lead cast bronze (ASTM B 584), and it features corrosion-resistant stainless steel springs. The elastomers are Buna Nitrile (FDA approved) and polymers are Delrin.
What are the maximum operating pressure and temperature ratings for this valve?
The valve is rated for a maximum operating pressure of 175 PSI and a maximum operating temperature of 180°F.