The Wilkins 14UFX14F-700XL is a dual check valve backflow preventer designed for potable water protection applications against backsiphonage and backpressure.

Key Specifications:

• Size: 1/4 Inches
• Maximum Working Pressure: 175 PSI
• Maximum Working Temperature: 180°F
• Notable Certifications: ASSE 1024; CSA; NSF/ANSI/CAN 61
• End Connections: FNPT inlet x outlet

Other Related Variants:

• 114UFMX1UF-700XL: 1 1/4 Inches meter thread variant
• 12UFX12F-700XL: 1/2 Inches model size
• 1MX1UF-700XL: 1 Inches male union variant
• 1UFMX1F-700XL: 1 Inches meter thread version
• 1UFMX1M-700XL: 1 Inches male outlet variant
• 1UFMX1MM-700XL: 1 Inches meter thread male
• 1UFMX1UF-700XL: 1 Inches meter union variant
• 1UFMX34F-700XL: 1 Inches to 3/4 Inches
• 1UFMX34M-700XL: 1 Inches to 3/4 Inches male
• 1UFMX34UF-700XL: 1 Inches meter to 3/4 Inches
• 1UFX1F-700XL: 1 Inches version
• 34MX34UF-700XL: 3/4 Inches male union variant
• 34UFMX34F-700XL: 3/4 Inches meter thread version
• 34UFMX34M-700XL: 3/4 Inches meter male variant
• 34UFMX34MM-700XL: 3/4 Inches meter male outlet
• 34UFX1MM-700XL: 3/4 Inches to 1 Inches male
• 34UFX34F-700XL: 3/4 Inches model size
• 38UFX38F-700XL: 3/8 Inches version

Materials:

• Low Lead Cast Bronze (ASTM B 584)
• Buna Nitrile Elastomers (FDA approved)
• Noryl Polymers (1/4" - 1/2" sizes)
• Delrin Polymers (3/4" - 1" sizes)
• Stainless Steel Springs (300 Series)

Typical Installation:

Local codes shall govern installation requirements. Unless otherwise specified, the installation shall be in accordance with the manufacturer's instructions and the latest edition of the Uniform Plumbing Code. The installation shall be made so that no part of the unit can be submerged.

Standards Compliance:

ASSE Listed 1024; CSA Certified; NSF/ANSI/CAN 61

Features & Benefits:

• Lead-Free Protection: Meets 0.25% maximum weighted average lead content for safe potable water applications
• Dual Check Design: Provides reliable protection against both backsiphonage and backpressure of polluted water
• Versatile Configurations: Available in multiple connection types including threaded, copper sweat, and meter thread options
• Durable Construction: Low-lead bronze body with corrosion-resistant stainless steel springs ensures long-lasting performance

FAQ

Q: Can the Zurn 14UFX14F-700XL be installed in a submerged application?

A: No, the installation shall be made so that no part of the unit can be submerged, as stated in the typical installation requirements.

Q: What is the difference between the Wilkins 14UFX14F-700XL and other 700XL variants?

A: The Zurn 14UFX14F-700XL is the 1/4 inch size with female NPT inlet and outlet connections. Other variants differ in size (3/8", 1/2", 3/4", 1", 1-1/4") and connection types (male, copper sweat, meter thread).

Q: Where should the dual check valve be installed in relation to the water meter?

A: The dual check valve should be installed in-line downstream of the water meter with the flow direction indicated on the valve body.

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