The Wilkins 1UFMX1MM-700XL is a lead-free dual check valve designed for potable water systems, protecting against backsiphonage and backpressure.

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" MMTC

Other Related Variants:

• 114UFMX1UF-700XL: 1 1/4 Inches meter union inlet version
• 12UFX12F-700XL: 1/2 Inches model size
• 14UFX14F-700XL: 1/4 Inches model size
• 1MX1UF-700XL: 1 Inches male union inlet version
• 1UFMX1F-700XL: 1 Inches FMTC x FNPT version
• 1UFMX1M-700XL: 1 Inches FMTC x MNPT version
• 1UFMX1UF-700XL: 1 Inches female union outlet version
• 1UFMX34F-700XL: 1 Inches x 3/4 Inches FNPT version
• 1UFMX34M-700XL: 1 Inches x 3/4 Inches MNPT version
• 1UFMX34UF-700XL: 1 Inches x 3/4 Inches union version
• 1UFX1F-700XL: 1 Inches FNPT x FNPT version
• 34MX34UF-700XL: 3/4 Inches male union inlet version
• 34UFMX34F-700XL: 3/4 Inches FMTC x FNPT version
• 34UFMX34M-700XL: 3/4 Inches FMTC x MNPT version
• 34UFMX34MM-700XL: 3/4 Inches FMTC x MMTC version
• 34UFX1MM-700XL: 3/4 Inches FNPT x 1 Inches MMTC version
• 34UFX34F-700XL: 3/4 Inches model size
• 38UFX38F-700XL: 3/8 Inches model size

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. The Zurn 1UFMX1MM-700XL can be installed in indoor installations or meter setter installations following proper directional flow requirements.

Standards Compliance:

ASSE Listed 1024; CSA Certified; NSF/ANSI/CAN 61 (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)

Features & Benefits:

• Lead-Free Protection: Ideal for use where lead-free valves are required, meeting strict potable water standards for safe drinking water applications.
• Dual Backflow Protection: Protects against both backsiphonage and backpressure of polluted water into the potable water supply where no potential health hazard exists.
• Durable Construction: Low-lead cast bronze body with FDA-approved Buna Nitrile seals and stainless steel springs ensures long-lasting performance under demanding conditions.
• Versatile Connection Options: Available in multiple threaded, copper sweat, and meter thread configurations to accommodate various installation requirements.

FAQ

Q: What is the proper size selection for meter thread connections on the Zurn 1UFMX1MM-700XL?

A: When ordering a Model 700XL with meter thread connections, order the connection one size larger than the water meter. For example, if your water meter is 5/8" x 3/4" or 3/4", your connection size would be 1" meter thread.

Q: Can the 1UFMX1MM-700XL be installed in any flow direction?

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

Q: Is this valve suitable for submerged applications?

A: No, the installation shall be made so that no part of the unit can be submerged. The valve must be installed above grade following local code requirements.

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