8" Reduced Pressure Assembly Backflow Preventer Valve with OSY Gate Valve

The 8" Reduced Pressure Assembly Backflow Preventer Valve with OSY Gate Valve offers reliable protection against water supply contamination in residential fire protection and plumbing systems. Designed for property managers, fire safety professionals, and system installers, this valve combines durability with efficient operation to meet strict safety standards.

• Durable Construction: Main body crafted from ductile iron with a fusion-bonded epoxy coating as per ASTM A536 ensures long-term corrosion resistance and withstands environmental stresses common in residential installations.
• OS&Y Gate Valve: Features an Outside Stem and Yoke gate valve with a carbon steel stem and high-grade ductile iron yoke housing, providing precise manual control and easy maintenance access during inspections.
• Hydraulic Efficiency: The unique Z pattern configuration reduces pressure loss and optimizes water flow, critical for rapid response during fire emergencies.
• High-Quality Internal Components: Stainless steel 300-series springs and fasteners guarantee mechanical reliability, while reversible, replaceable EPDM elastomer sealing discs maintain a tight seal under varying temperature and water quality conditions.
• Regulatory Compliance: UL 312 listed, FM approved, ASSE 1013 certified, and compliant with NFPA 13 and NFPA 25, ensuring adherence to key fire protection and water safety standards in residential environments.
• Operational Capacity: Supports a maximum working pressure of 175 PSI and functions efficiently within a temperature range of 33°F to 140°F, making it suitable for typical domestic water systems.
• Installation Flexibility: Compatible with ANSI B16.1 flanged connections and designed for both horizontal and vertical piping positions, facilitating seamless integration into existing plumbing or fire protection setups.

By preventing backflow contamination using a reliable reduced pressure assembly, this valve safeguards the integrity of your potable water supply while ensuring consistent fire protection readiness. Its robust materials and EPDM sealing reduce maintenance needs and downtime, offering peace of mind to residential property managers and fire protection contractors. The hydraulic advantages of the Z pattern design enhance system responsiveness, critical in emergencies where water flow must be unhindered. Suitable for installation in mechanical rooms or underground vaults, it supports a variety of residential applications, from sprinkler systems to domestic plumbing lines.