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The Watts 0274751 Series 174A Relief Valve is a bronze-bodied, high-capacity valve designed for hot water heating applications. It features a 3/4 inch FNPT connection and is rated for up to 125 psi with a BTU capacity of 2,070,000. This valve is suitable for use with hot water boilers, direct-fired water heaters, and storage tanks with indirect heaters to protect against excessive pressure.
Designed to protect heating systems from overpressure conditions, this relief valve is an essential component in maintaining the safety and functionality of boiler and water heating systems.
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