gas furnace

If you have a gas furnace, check if the pilot light is out.

One of the basement's two small chambers was occupied by a gas furnace.

Also, gas furnaces that run without pilot lights may need special equipment.

A gas furnace is an integral part of many homes.

With a gas furnace, check to see if the pilot flame has gone out.

The data they used were from a gas furnace.

He was encouraged by his father to build a regenerative gas furnace for the company.

With the modernization of the heating in 1986, gas furnaces were established.

On a positive note, the apartment was heated by a gas furnace.

Usually more expensive to operate than a natural gas furnace.