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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Built for the rigorous demands of commercial HVACR systems
vibration-resistant fit during field installation
or insufficient combustion air causing flames to exit the combustion chamber
closing when the specified vacuum pressure is achieved to complete the ignition sequence
Watts 0121499 Valve 30067439-890 Built for the rigorous demandsThe Watts 0121499 is a technical grade 1 inch LF174A Lead Free Pressure Relief Valve specifically engineered for high output hot water heating boilers and domestic supply systems. This valve features a robust lead free copper silicon alloy body, providing a set relief pressure of 100 PSI with an impressive steam discharge capacity of 2,635,000 BTU hr. Designed to meet ASME Section IV requirements, the Watts LF174A 1 100 utilizes a non mechanical seat
US$ 110.90
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