zurn Reduced Pressure Principle Backflow Preventer - 2-975XL

zurn Reduced Pressure Principle Backflow Preventer - 2-975XL

The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. 

The 2" 975XL Reduced Pressure Principle Backflow Preventer is used on non-potable water applications for high health hazard protection from both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern design with short lay length eases installation in compact spaces, and the cast bronze body includes separate access to the relief valve and each check valve for reduced labor costs and repair time. The 975XL is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the irrigation market today.

Features

• Wye pattern design reduces installation time and costs
• Easy access to the first check for debris removal reduces maintenance costs
• Entire unit serviceable in line
• Pre-assembled with backflow, pressure regulation, and strainer components
• ASSE Listed
• IAPMO Listed
• UL Classified (less shut-off valves or with OS&Y valves)

What our Experts Think

• Reliable high-hazard water protection
  The Zurn Wilkins 2-975XL is a Reduced Pressure Principle (RPZ) backflow preventer engineered to protect potable water systems from contamination caused by backpressure or backsiphonage.
• Widely trusted for commercial systems
  Commonly specified in irrigation, industrial, and municipal applications, where consistent compliance and water safety are critical requirements.
• Service-friendly wye-pattern design
  Experts highlight its bronze body with separate access to check valves and relief valve, enabling faster servicing and reduced maintenance downtime.
• Efficient installation in tight spaces
  Its short lay length and compact inline design make it a strong choice for retrofit projects and mechanical rooms where space is limited.
• Field-proven durability
  Built with corrosion-resistant bronze construction and replaceable internal components, it is designed for long service life in demanding water conditions.
• Code-compliant performance
  Meets major standards such as ASSE 1013, CSA, NSF/ANSI, and AWWA requirements, ensuring approval for regulated potable water systems.
• Low-maintenance advantage
  Designed for in-line serviceability and easier inspection access, helping reduce lifecycle service costs for contractors and facility managers.

Q&A

Q: What is the Zurn Wilkins 2" 2-975XL Reduced Pressure Principle Assembly used for?
A: It is a high-hazard RPZ backflow preventer designed to protect potable water systems from contamination caused by backpressure or back-siphonage in commercial, industrial, and irrigation systems.

Q: How does the 2-975XL protect drinking water?
A: It uses two check valves and a relief valve to maintain a reduced pressure zone, preventing contaminated water from flowing backward into clean water supplies.

Q: Where is the Zurn 2-975XL typically installed?
A: It is commonly used on high-hazard water lines in commercial buildings, irrigation systems, and industrial facilities where strict code compliance is required.

Q: What makes the 975XL design service-friendly?
A: Its wye-pattern bronze body provides separate access to check valves and the relief valve, allowing easier inspection, repair, and reduced maintenance time.

Q: Is the 2-975XL compliant with drinking water standards?
A: Yes, it is lead-free and meets major certifications such as ASSE 1013 and NSF/ANSI 61 for potable water safety.

Q: Why choose the Zurn Wilkins 975XL series?
A: It offers reliable high-hazard protection, durable bronze construction, compact installation design, and long-term performance in demanding plumbing systems.

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