How a Thermostat Works
In This Article: Programmable Electronic Thermostats Electromechanical Thermostats Zoned Heating & Cooling Thermostats measure your home’s ambient temperature and use that information to activate your furnace or air conditioner, depending on the thermostat’s setting. The first thermostat was invented in the early 17th century by a Dutch man, Cornelis Drebbel, who placed a float inside […]