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ensuring safe combustion gas venting
To use it in an LP system
If your current harness is damaged or uses an obsolete plug style
Is this relay suitable for outdoor enclosures
Watts 0275174 Relief Valve R-22 ensuring safe combustion gas ventingFor high capacity pressure protection in commercial and residential hydronic systems, the Watts 0275174 Series 174A provides a critical safety boundary for hot water heating boilers. This 1 inch NPT pressure relief valve is engineered with a rugged bronze body construction and is factory calibrated to a 75 PSI set pressure, delivering a substantial steam discharge capacity of 2,055,000 BTU hr. Its internal stainless steel spring and non metallic disc
