What is Auxiliary Heating? – The Basics of Thermostats & Emergency Heat

Depending on where you live, aux heat may come in the form of a fireplace, wood-burning stove, or space heater. If your home has more than one source of primary heat and you have an emergency thermostat installed, auxiliary heating can also include an emergency heat source like a pilot light or backup natural gas burner.

Regardless of the type you have, aux heat is a crucial element of any home heating system. Read on to learn what auxiliary heat is and how it works in your home.

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