Leyon Fire Fighting FireLock Din F4 Flanged Resilient OS&Y Gate Valve


This kind of UL FM valve is widely used in the field of fire protection, and it is connected by flange, which is convenient and quick to install. Pressure rated up to 200 psi, 350 psi. The valve is designed for above ground installations, and it is specifically used in fire protection sprinkler systems. A valve stem and nut are mounted on the outside of the valve body for easy identification of whether the valve is in the open or closed position.



1. Available with a wide variety of coatings and linings

2. Supply tapped fittings that meet ANSI B16.1 dimension locations such as Victaulic

3. Sizes from  1” – 36″

4. Pressure rated up to 350 psi , 500 psi.

Fire Fighting FireLock Din F4 Flanged Resilient OS&Y Gate Valve is a top-quality valve designed for fire protection systems. This valve is manufactured using resilient materials, making it highly reliable and durable.

With its flanged ends, it ensures easy installation and maintenance. The OS&Y (Outside Screw and Yoke) design allows for easy visual indication of the valve’s position.

This gate valve is specifically engineered for fire safety applications, providing excellent control over water flow. Trust this FireLock Din F4 valve to safeguard your fire protection system with its exceptional performance and robust construction.

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Over the past 27 years, Leyon Piping System (abbreviation: LPS) has been committed to the piping system industry…

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