Laars Heating Systems R2028200 Flow Switch 320788-702 engineered to handle precise CFM

engineered to handle precise CFM requirements for high-efficiency heat pumps and air conditioners

reducing downtime during technician site visits

Its high-temperature resistant construction ensures the pilot tubing remains structurally sound under the thermal stress of constant operation

The Lennox 36K28 is a critical safety component designed for precise thermal regulation within residential and light commercial Lennox furnace systems

polytubing and standard barbed fittings

Laars Heating Systems R2028200 Flow Switch 320788-702 engineered to handle precise CFMAs a veteran hydronic technician, you know that a failed flow switch can bring an entire commercial or residential system to a grinding halt. The Laars Heating Systems R2028200 Flow Switch is the primary replacement kit engineered to restore safety and functionality to your equipment. Specifically designed as a direct replacement for the obsolete 2400 542, this Laars boiler flow switch assembly ensures the burner doesn't fire without adequate water