Its robust diaphragm construction provides long-term reliability against cyclical fatigue in demanding hydronic heating systems

The integral vent limiting orifice acts as a breather hole

Always verify your furnace model and valve part number to ensure the 0163M00139 is the correct match for your LP conversion

Common Questions Will this work with a propane (LP) unit

Heatcraft Refrigeration 2890109 Thermostat L99H008 Its robust diaphragm construction providesThe Heatcraft Refrigeration 2890109 Thermostat is a heavy duty OEM control designed for low temperature applications, specifically engineered to manage defrost termination and evaporator fan delay. This bimetal disc thermostat is critical for maintaining system efficiency in walk in freezers and unit coolers under the Bohn, Larkin, and Climate Control brands. By preventing the evaporator fans from circulating warm, moist air immediately after a