A gas furnace is an integral part of many homes.

Usually more expensive to operate than a natural gas furnace.

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

The data they used were from a gas furnace.

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

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

He then survived a gas furnace explosion in his basement.

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

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

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.

"Anyway, I turned on the gas furnace and fixed myself a cup of hot tea.

The hot-air gas furnace had a lot of pipes leading to different rooms in the house.

The furnace was a gas furnace which supplied hot air.

For a gas furnace, less servicing is required.

More common are gas furnaces ignited by a continuously burning pilot flame.

Some reports indicated that a gas furnace had exploded, but state police said the cause of the fire had not yet been determined.

Presently we came to a huge gas furnace in which some heavy metal locomotive-part was being heated.

We've all seen the blue flame on top of a gas stove or beneath a gas furnace.

Q.Our 25-year-old brick house has aluminum windows and a gas furnace in the basement.

The grant also paid for Mary Hatch's new septic system and gas furnace.

Check the flame and pilot lights on gas furnaces and ranges.

Around here, people just install a gas furnace and pump the gas smack out of the ground.

I don't know anything about gas furnaces.

We recently switched from an oil furnace to a gas furnace, and have saved lots of money.