The Wilkins 1UFX1F-700XL is a dual check valve designed for installation on potable water lines to protect against backsiphonage and backpressure where a potential health hazard does not exist.

Key Specifications:

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

Other Related Variants:

• 114UFMX1UF-700XL: 1 1/4 Inches FMTC inlet
• 12UFX12F-700XL: 1/2 Inches version
• 14UFX14F-700XL: 1/4 Inches version
• 1MX1UF-700XL: 1 Inches male union inlet
• 1UFMX1F-700XL: 1 Inches meter thread inlet
• 1UFMX1M-700XL: 1 Inches FMTC x MNPT
• 1UFMX1MM-700XL: 1 Inches FMTC x MMTC
• 1UFMX1UF-700XL: 1 Inches meter union inlet
• 1UFMX34F-700XL: 1 Inches x 3/4 Inches FMTC
• 1UFMX34M-700XL: 1 Inches x 3/4 Inches male
• 1UFMX34UF-700XL: 1 Inches x 3/4 Inches union
• 34MX34UF-700XL: 3/4 Inches male union
• 34UFMX34F-700XL: 3/4 Inches meter thread
• 34UFMX34M-700XL: 3/4 Inches FMTC x MNPT
• 34UFMX34MM-700XL: 3/4 Inches FMTC x MMTC
• 34UFX1MM-700XL: 3/4 Inches x 1 Inches MMTC
• 34UFX34F-700XL: 3/4 Inches version
• 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")
• Delrin Polymers (3/4"-1")
• 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: Zurn 1UFX1F-700XL meets 0.25% maximum weighted average lead content for safe potable water applications.
• Dual Check Protection: Protects against both backsiphonage and backpressure of polluted water into potable water supply.
• Durable Construction: Low lead cast bronze body with corrosion-resistant stainless steel springs ensures long-lasting performance.
• Versatile Installation: Reversible configurations with union connections allow flexible installation in various plumbing applications.

FAQ

Q: Can the Zurn 1UFX1F-700XL be installed in any orientation?

A: Yes, all configurations are reversible. However, the installation must be made so that no part of the unit can be submerged, per local plumbing codes.

Q: What is the difference between the 1UFX1F-700XL and 1UFMX1F-700XL models?

A: The 1UFX1F-700XL has a standard FNPT union inlet, while the 1UFMX1F-700XL has a female meter thread connection (FMTC) union inlet. Both have 1" FNPT outlets.

Q: Is the Wilkins 1UFX1F-700XL suitable for outdoor installation?

A: The valve is designed primarily for indoor installation or meter setter installation. If used outdoors, proper protection from freezing and submersion must be ensured per local codes.

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