The Wilkins 1-975XL2SEU is a reduced pressure principle backflow prevention assembly designed to protect potable water supplies from contamination. This 1 Inch assembly features street elbows and union ball valves for flexible installation in health hazard applications.

Key Specifications:

• Size: 1 Inches
• Maximum Working Water Pressure: 175 PSI
• Maximum Working Water Temperature: 180°F
• Notable Certifications: ASSE 1013, cUPC, CSA B64.4
• End Connections: Threaded ANSI B1.20.1

Other Related Variants:

• 34-975XL2SEU: 3/4 Inches model size
• 112-975XL2SEU: 1 1/4 Inches model size
• 114-975XL2SEU: 1 1/2 Inches model size
• 2-975XL2SEU: 2 Inches model size

Materials:

• Main valve body: Low Lead Cast Bronze ASTM B584
• Access covers: Low Lead Cast Bronze ASTM B584
• Fasteners: 300 Series Stainless Steel
• Elastomers: Silicone and Buna Nitrile
• Polymers: Noryl™
• Springs: 300 Series Stainless Steel
• Ball valve handles: Stainless Steel

Typical Installation:

Local codes shall govern installation requirements. The Zurn 1-975XL2SEU must be installed in accordance with the manufacturer's instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 12 Inches and a maximum of 30 Inches above adequate drains with sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged. For indoor installations, an air gap fitting is required.

Standards Compliance:

ASSE 1013; cUPC Listed; CSA B64.4; AWWA C511; UL/C-UL Classified; NSF/ANSI/CAN 61 & 372; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California

Features & Benefits:

• Health Hazard Protection: Provides protection against both backsiphonage and backpressure where a potential health hazard exists in potable water lines.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 61 and 372 standards with less than 0.25% weighted average lead content for safe drinking water applications.
• Easy Maintenance Access: First and second checks are accessible for maintenance without removing the relief valve or entire device from the line.
• Durable Construction: Low lead cast bronze body with 300 series stainless steel components and silicone elastomers ensures long-lasting performance rated to 175 PSI and 180°F.

FAQ

Q: What is the installation height requirement for the Zurn 1-975XL2SEU?

A: The assembly must be mounted at a minimum of 12 Inches and a maximum of 30 Inches above adequate drains with sufficient side clearance for testing and maintenance.

Q: What type of connections does this backflow preventer have?

A: The 1-975XL2SEU features threaded end connections per ANSI B1.20.1 standards with the SE option providing street elbows and U option providing union ball valves.

Q: Can this backflow preventer be installed outdoors?

A: Yes, the assembly can be installed outdoors in a protective enclosure. However, indoor installations require an air gap adapter to be supplied with the installation.

"Hydrate Everyone, Everywhere!" BottleFillingStations.com | Contact us