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though for standard 3-5 year maintenance intervals
which can disrupt sensitive boiler control modules
This 1/2" ODF solder connection valve features a robust brass body and a high-performance 10mm orifice
the 164792 is the direct replacement for 211066
Watts 0121475 Valve Refrigerant though for standard 3-5 yearThe Watts 0121475 (Model LF174A 3 4 100) is a high capacity pressure relief valve designed specifically for protection against excessive pressure in large hot water heating boilers and low pressure vessels. Featuring a Lead Free copper silicon alloy body, this 3 4 inch NPT threaded valve is engineered for durability and compliance with modern potable water safety standards. With a factory preset relief pressure of 100 PSI and a high BTU steam
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