6" Double Check Assembly With OSY Pilot GXG Fire Equipment

The 6" Double Check Assembly with OSY Pilot GXG by Zurn Wilkins is a robust backflow preventer designed specifically for fire protection systems in commercial and industrial settings. It ensures reliable contamination prevention while delivering precise water flow control, critical for maintaining system integrity and safety in fire sprinkler applications.

• Durable Construction: Crafted from fusion-bonded epoxy-coated ductile iron (ASTM A536) for exceptional corrosion resistance and mechanical strength.
• High-Performance Internal Components: Features 300-series stainless steel springs and fasteners combined with glass-filled Noryl™ thermoplastic check valves for consistent backflow prevention and longevity.
• Reliable Sealing: Equipped with reversible, replaceable EPDM elastomer seats that ensure leak-proof performance and simplify maintenance procedures.
• Regulatory Compliance: UL Listed (UL 1469), FM Approved, and compliant with NFPA 13, NFPA 25, ASSE 1015, and AWWA C510 standards, confirming rigorous fire protection and safety adherence.
• Operational Specifications: Supports up to 175 PSI with operating temperatures from 33°F to 140°F, adaptable with ANSI B16.1 flanged or AWWA C606 grooved end connections.
• Integrated OS&Y Pilot Valve: Outside stem and yoke design allows for precise flow control and quick isolation during inspections or servicing without system shutdown.
• Versatile Installation: Engineered for both horizontal and vertical (upward flow) installation, suitable for exposed mechanical rooms or underground placements.

This assembly is essential for fire protection professionals aiming to prevent the backflow of non-health hazard contaminants into potable water supplies. Its rugged build and strict compliance with fire safety codes reduce downtime and maintenance costs, improving overall system reliability. Ideal for large commercial or industrial fire sprinkler networks, the Zurn Wilkins 6" Double Check Assembly with OSY Pilot GXG ensures water quality is preserved, supports seamless operational control, and offers peace of mind in critical fire suppression scenarios.