Honeywell TC300B-G Thermostat Fan Coil Unit 24V Grey

The Honeywell TC300B-G 24V grey-colored Thermostat Fan Coil Unit is used in controlling temperatures of different HVAC systems. It is centralized and connected to fan coil units which control the flow of hot/cold water to control temperature in a certain area. It works on a basic but effective concept the thermostat has sensors that are always measure the temperature of the room and the set point. Whenever the real temperature varies with the set point this commands the fan coil unit to increase or reduce the rate of water flow to suit the ambient conditions preferred.