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and heat pump systems including auxiliary heat stages
This model is compatible with R-22
High Torque Support: Robust construction handles the force requirements of 2-1/2" to 4" valves in high-differential pressure applications
Enhanced Power Regulation: Stabilizes current flow to system compressors and fan motors
000 BTU is sufficient for my boiler
Laars Heating Systems R0021901 Low Water Cut Out 320788-702 and heat pump systems includingThe Laars Heating Systems R0021901 Low Water Cut Out is a critical safety component designed for professional hydronic boiler maintenance and equipment protection. This LWCO safety device serves as the primary defense against dry fire conditions by monitoring real time fluid levels within the heat exchanger. When water levels drop below the required threshold, the low water cut out kit immediately interrupts the burner circuit, preventing catastrophic