eliminating the safety risks associated with "universal" adjustables that often fail to meet the delicate tolerances required for high-efficiency condensing furnaces

Using a precision-cut Lennox 52J98 Gasket-Combustion Blower Assembly allows technicians to restore equipment to factory specifications

Is the MARS 19550 compatible with 3ARR3MARS550

and the diaphragm required for most relief valve service procedures

Engineered with a 3/4" sweat connection

Hydrolevel FS200 Switch 30067439-890 eliminating the safety risks associatedThe Hydrolevel FS200 Liquid Flow Switch (Part Number 44 200) is a heavy duty, general purpose control designed for high reliability flow detection in hydronic heating and cooling systems. Built to withstand a maximum pressure of 160 PSI and fluid temperatures up to 250? F, this switch is the industry standard for protecting boilers, pumps, and chillers from no flow conditions. Its universal design allows it to serve as a direct field replacement for