Can these be used for rooftop installations

Direct OEM Replacement: Identical to X878801

When fins are soot-covered

ensure the coil sensor is reading below the threshold or jumpered for the test

this valve provides reliable shut-off for pilot or main line control in commercial and industrial combustion systems

Conbraco 10-615-09 Valve Freon Can these be used forThe Conbraco 10 615 09 is a high capacity ASME Section IV certified safety relief valve engineered for the protection of hot water heating boilers and hydronic systems. This Apollo RVW61 series valve features a 1 inch FNPT inlet and an expanded 1. 25 inch FNPT outlet, specifically designed to handle a discharge capacity of 2,114,000 BTU hr at a factory set pressure of 45 PSI. The bronze body construction (ASTM B584) ensures long term corrosion