Boilers and furnaces use fuel or electricity to heat a building, but they work differently. Here's what you need to know about them.

The hot-air pipes leading from the furnace are apt to get clogged where the registers open in the fioor, by servants sweeping all manner of rubbish into them, as dust, bits of rags, etc.

Q. My question concerns the exhaust/intake pipe for our forced air oil furnace. The exhaust pipe is inside the intake pipe. Both are mounted outside the house about one foot above ground level. We ...

For this purpose the cold air passage is so arranged that the air is heated by passing around the smoke-pipe, as well as by being brought into close proxi mity with the hot air flue, and is after ...

Forced air furnaces have fan and limit controls that determine when the blower comes on, when it goes off, and when to shut the furnace off entirely when the heat exchanger gets dangerously hot.

The typical air temperature leaving a heat pump air system is about 100° while air from an oil furnace is usually around 120-130°. You can see why people who have had hot air coming from their system ...

This is a comparison of home heating and cooling options, including heat pumps, furnaces, air conditioners and swamp coolers.

Oil-and-gas companies are banking on a glacial pace of progress on cutting fossil-fuel use in this year’s round of climate negotiations—and they may well get it. The U.N. Climate Change ...

CHICAGO - The Windy City was the perfect place to showcase gas furnaces and heaters, as it was a little chilly at the 2006 International Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo).

Politicians have many ideas on how to spend “our” money from Alaska’s oil and natural gas. Some of these ideas are just hot air. Governor Parnell’s oil tax plan is not a good plan — it ...

An 1800s drafty farmhouse needed a cost-effective way to cut down on the three tanks of fuel oil purchased each heating season. Integrating an air-source heat pump did the trick.