| Management number | 222651800 | Release Date | 2026/05/04 | List Price | US$40.12 | Model Number | 222651800 | ||
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The Watts 374A 3/4 IN brass pressure relief valve is designed to protect space heating hot water boilers and other systems by automatically releasing excess pressure, ensuring safe operation and preventing damage. With a compact construction and robust brass exterior finish, this industrial-relief valve meets ASME and ANSI specifications for reliability and performance. It is capable of handling maximum operating pressures up to 30 psi and supports boiler facilities up to 550,000 BTU/hr, making it ideal for residential and light commercial applications. The 2-port design allows for easy installation and integration into your existing plumbing system. This pressure relief valve is manufactured in the United States, ensuring high-quality standards and durability. It is suitable for use as a water pressure regulator or pressure valve regulator in various water heating and plumbing systems, helping to maintain consistent water pressure and protect equipment from overpressure. The Watts 374A is a trusted solution for safeguarding your water heater, boiler, or other pressurized systems, providing peace of mind and long-lasting performance.
| Size | 3/4 IN |
|---|---|
| Brand Name | Watts |
| Unit Count | 1.0 Count |
| Valve Type | Pressure Relief Valve |
| Thread Size | 3/4 IN |
| Thread Type | Female |
| Manufacturer | Standard Plumbing Supply |
| Model Number | 374A |
| Material Type | Brass |
| Connector Type | Threaded |
| Exterior Finish | Brass |
| Number of Ports | 2 |
| Maximum Pressure | 30 Pound per Square Inch |
| Specification Met | ASME, ANSI |
| Outlet Connection Size | 0.75 Inches |
| Outlet Connection Type | FNPT |
| Manufacturer Part Number | 8429538 |
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