10" Wilkins OS&Y Grooved x Grooved Valve

The 10" Zurn Wilkins OS&Y Grooved x Grooved Valve is engineered for commercial fire protection assemblies, providing dependable flow control and positive shutoff in large-scale sprinkler systems. Installed directly into grooved piping networks, this valve manages high-capacity water supplies while utilizing an Outside Screw and Yoke configuration to give you a clear, visual indicator of its open or closed status.

Designed to satisfy strict regulatory life-safety requirements, this component supports compliance with NFPA 13 standards for commercial fire sprinkler system installations. Its certified construction ensures smooth code inspections and uninterrupted performance across demanding industrial and commercial applications.

• Ductile Iron Body: Crafted from high-strength ductile iron to provide robust corrosion resistance and long-term durability under demanding site conditions.
• Grooved x Grooved Connections: Features 10-inch grooved ends that enable quick, tool-free integration with compatible piping systems to reduce labor time.
• OS&Y Configuration: Outside Screw and Yoke design ensures positive shutoff control with an easily verifiable open or closed status from a distance.
• High-Capacity Sizing: Engineered in a 10-inch size to manage the consistent, large-volume water flow required by extensive commercial fire networks.
• Certified Compliance: UL Listed and FM Approved to meet rigorous industry performance and life-safety criteria.

Contractors and facility managers must verify all local Authority Having Jurisdiction (AHJ) mandates and consult the manufacturer's technical documentation prior to beginning installation.

Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)