Description
The FFA-F0199-G (Grooved Ends) OS&Y Resilient Seated Gate Valves are manufactured by Weflo for continuous-pressure systems, engineered for precise water flow control and secure shut-off in fire protection systems. Featuring a resilient seated design, these valves ensure leak-tight performance, while the OS&Y (Outside Screw & Yoke) configuration provides a clear visual indication of valve position. These valves are ideal for commercial, industrial, and high-challenge storage facilities.
Constructed from high-quality, corrosion-resistant materials, the OS&Y Resilient Seated Gate Valve series guarantees long-term reliability and minimal maintenance. The flanged and grooved end options offer versatile installation solutions for various piping systems, making them suitable for new installations and retrofits.
Available Size:
DN100 – FFA-0199-G-100
DN150 – FFA-0199-G-150
Other size: Please Contact us
Key Features
Reliable Shut-Off – Resilient seat ensures leak-tight closure for fire protection systems.
Durable Construction – Corrosion-resistant materials for long-lasting operation.
Visual Valve Position – OS&Y design clearly shows open/closed status.
Versatile Installation – Grooved (FFA0199-G) ends for flexible piping integration.
Standards Compliant – Meets NFPA, UL, and local fire protection regulations.
Applications
Commercial office buildings
Industrial plants and warehouses
High-challenge storage facilities
Fire protection system installation, supervision, and maintenance





