Zurn Wilkins 2-975XL3 2" Lead-Free Reduced Pressure Principle Backflow Preventer (RPZ).
Product Overview
The Zurn Wilkins 2-975XL3 Reduced Pressure Principle Assembly provides maximum protection against backflow in potable water systems. Engineered to guard against both backsiphonage and backpressure, this compact, lead-free backflow preventer is ideal for high-hazard applications where contamination risks are present.
As the most compact and lightweight bronze small backflow on the market, the 975XL3 series is built for easy installation, service, and durability. Its EZSwap® modular check design and top-access construction allow for rapid repairs, reducing labor time and long-term maintenance costs. With its rugged bronze body, Noryl® check components, and stainless-steel fasteners, this assembly resists corrosion while ensuring long-lasting performance in demanding environments.
Features & Benefits
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Compact Design – Shortest lay length and lightweight build for installation in tight spaces.
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Durable Construction – Bronze body with corrosion-resistant Noryl® checks and stainless-steel hardware.
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Easy Maintenance – EZSwap® modular check system and top-access design simplify repairs and replacements.
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Labor Savings – Interlocking checks allow quick disassembly with a simple ¼ turn.
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Cost-Effective – Affordable repair kits extend valve life without requiring full replacements.
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Certified & Compliant – ASSE® 1013, cUPC®, CSA®, AWWA C511, UL®, and USC Foundation approved for cross-connection control.
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Lead-Free – Meets NSF/ANSI/CAN 61 & 372 requirements (≤0.25% weighted average lead content).
Specifications
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Size: 2" (also available in ½", ¾", 1", 1-1/4", and 1-1/2")
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Minimum Working Pressure: 25 PSI
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Maximum Working Pressure: 175 PSI
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Minimum Temperature: 33°F (0.5°C)
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Maximum Temperature: 180°F (82°C)
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Hydrostatic Test Pressure: 350 PSI
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End Connections: FNPT, ANSI B1.20.1
Installation Tips
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Install on potable water lines where health hazard backflow protection is required.
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Compact size makes it ideal for retrofit projects or confined mechanical rooms.
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Ensure proper clearance for test ports located on the valve centerline.
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For optimal performance, verify system pressure after installation using downstream gauges.
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Follow all local plumbing codes and manufacturer installation instructions.
FAQs
Q: What type of backflow protection does the 975XL3 provide?
A: It offers reduced pressure principle protection against both backsiphonage and backpressure, making it suitable for high-hazard applications.
Q: Why choose the 975XL3 over other backflow preventers?
A: Its compact design, EZSwap® modular check, and top-access body provide faster service and reduced installation costs compared to larger, heavier models.
Q: Is this model lead-free?
A: Yes, it complies with NSF/ANSI/CAN 61 & 372 standards, with less than 0.25% lead content.
Q: Where is this valve typically installed?
A: It’s commonly installed in potable water supply lines for commercial, industrial, and institutional facilities requiring maximum backflow protection.
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