This product is not specifically listed by cULus, FM, or any other listing(s) organization – we recommend consulting with your local fire marshal or other authority having jurisdiction before installing.

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This 3/4 in. NPT durable cast brass Pressure Relief Valve is ready for service in water-based systems, specifically fire protection/fire sprinkler systems and standpipes, specifically designed for use in residential and gridded sprinkler systems, or where pressure relief is required. With a rated working water pressure of 175 PSI, it features two 3/4 in. NPT (National Pipe Thread) connections, a Brass cap and a leak-tight rubber seal, this valve activates at a predetermined pressure for ease of installation and peace of mind.

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