NOTICE: Product images may vary from the actual item due to differences in size or configuration options.

The Wilkins 1UFMX1UF-700XL is a dual check valve designed for potable water systems, providing reliable backflow prevention 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" FMTC x 1" FNPT

Other Related Variants:

• 114UFMX1UF-700XL: 1 1/4 Inches meter thread inlet version
• 12UFX12F-700XL: 1/2 Inches version
• 14UFX14F-700XL: 1/4 Inches version
• 1MX1UF-700XL: 1 Inches male union inlet version
• 1UFMX1F-700XL: 1 Inches FMTC inlet x 1" FNPT outlet
• 1UFMX1M-700XL: 1 Inches FMTC inlet x 1" MNPT outlet
• 1UFMX1MM-700XL: 1 Inches FMTC inlet x 1" MMTC outlet
• 1UFMX34F-700XL: 1 Inches FMTC inlet x 3/4" FNPT outlet
• 1UFMX34M-700XL: 1 Inches FMTC inlet x 3/4" MNPT outlet
• 1UFMX34UF-700XL: 1 Inches FMTC inlet x 3/4" FNPT union outlet
• 1UFX1F-700XL: 1 Inches FNPT inlet and outlet version
• 34MX34UF-700XL: 3/4 Inches male union inlet version
• 34UFMX34F-700XL: 3/4 Inches FMTC inlet version
• 34UFMX34M-700XL: 3/4 Inches FMTC inlet x 3/4" MNPT outlet
• 34UFMX34MM-700XL: 3/4 Inches FMTC inlet x 3/4" MMTC outlet
• 34UFX1MM-700XL: 3/4 Inches FNPT inlet x 1" MMTC outlet
• 38UFX38F-700XL: 3/8 Inches version

Materials:

• Low Lead Cast Bronze ASTM B 584 (main valve body)
• Buna Nitrile elastomers (FDA approved)
• Noryl polymers (1/4"-1/2" sizes)
• Delrin polymers (3/4"-1" sizes)
• Stainless Steel 300 Series (springs)

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. Common applications include indoor installations and meter setter installations on potable water lines.

Standards Compliance:

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

Features & Benefits:

• Lead-Free Compliance: Ideal for installations where lead-free valves are required, meeting 0.25% maximum weighted average lead content standards.
• Dual Backflow Protection: Protects against both backsiphonage and backpressure of polluted water into potable water supply systems.
• Durable Construction: Low-lead bronze body with corrosion-resistant stainless steel springs and FDA-approved Buna-N seals ensure long service life.
• Versatile Installation: Reversible configuration with multiple connection options including threaded, copper sweat, and meter thread connections for flexible installation.

FAQ

Q: What is the difference between the Wilkins 1UFMX1UF-700XL and the Zurn 1UFMX1UF-700XL?

A: They are the same product. Wilkins is a brand of Zurn Water LLC, so both names refer to the identical dual check valve model.

Q: Can the 1UFMX1UF-700XL be installed in either flow direction?

A: Yes, all Model 700XL configurations are reversible and can be installed in either direction, providing installation flexibility.

Q: Is this valve suitable for outdoor or submerged installations?

A: No, the installation must be made so that no part of the unit can be submerged. It is designed for indoor or protected installations only.

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