Deringer Fire Protection Butterfly Valve Model 40 D4025BFG: Essential Water Flow Control for Fire Safety

The Deringer Fire Protection Butterfly Valve Model 40 D4025BFG is a critical component for ensuring the integrity and readiness of fire sprinkler and standpipe systems. Designed for reliable on-off control of water flow, this valve is engineered to perform precisely when fire safety demands it most, safeguarding lives and property in commercial, industrial, and residential applications.

• UL Listed & FM Approved: This valve meets stringent safety and performance standards set by Underwriters Laboratories (UL) and Factory Mutual (FM), ensuring compliance with fire codes and providing crucial reliability in fire protection systems.
• Robust 304 Stainless Steel Construction: The valve housing is constructed entirely from durable 304 stainless steel, offering superior corrosion resistance and exceptional strength for long-term reliability in demanding environments.
• Integral Butterfly Shut-off Valves: Features integral resiliently seated butterfly shut-off valves for efficient, rapid water flow control, enabling quick system isolation or activation.
• Prewired Supervisory Tamper Switches: Includes pre-wired supervisory tamper switches housed in a weatherproof actuator. These switches integrate with fire alarm panels to monitor valve position, alerting building management if a valve is unintentionally closed.
• Dual-Action™ Check Modules: Incorporates patented Dual-Action™ check modules that combine poppet and swing-style check functionality for optimal performance across both low and high-flow conditions.
• Silicone Elastomer Sealing Discs: Equipped with replaceable silicone elastomer sealing discs, ensuring reliable check closure and consistent static sealing.
• Compact Design with Short Lay Length: The integral shutoffs contribute to a shorter lay length and lightweight construction, making installation easier and more adaptable in tight spaces.
• Maximum Working Pressure 175 PSI: Rated for a maximum working pressure of 175 psi (12 bar), suitable for continuous pressure service in fire protection applications.
• Wide Temperature Range: Operates reliably across a temperature range of 33°F to 140°F (1°C to 60°C).

Investing in the Deringer Model 40 D4025BFG Butterfly Valve provides unparalleled peace of mind by ensuring your fire suppression system is always ready. Its UL and FM certifications guarantee adherence to the highest industry standards, reducing liability and simplifying insurance compliance. The swift, 90-degree quarter-turn operation enables quick shut-off during emergencies, facilitating maintenance, testing, and rapid response when every second counts. With its robust stainless steel construction and prewired tamper switches, this valve offers exceptional durability and continuous monitoring, protecting against unauthorized valve closure and maintaining critical system operational integrity. This makes it an ideal choice for engineers, contractors, and facility managers prioritizing reliable and efficient fire protection.