Gravity furnaces just have a huge flame that warms up the air in the ductwork, and all of the exhaust gas that leaves your home through the chimney is wasted heat. On a gravity furnace, about half the ...

With so many heating systems on the market, it can be hard to know what's best for your home. This is a classic option that ...

Q: We are looking to buy an older house that has a very unusual furnace. The home inspector calls it a gravity furnace, but I think it looks more like an octopus with these large pipes that protrude ...

Nowadays, when you're feeling chilly, you just nudge your thermostat up a few degrees. Not too long ago, you'd have been in for a lot more effort: Until the 1880s, most American houses were heated by ...

A draft hood used to effectively ventilate the area around older “gravity vent” furnaces. Because current furnaces lack this feature, the condition described below results in some unburned gas ...

Q. After living in this 80 year old house for 15 years and suffering through 15 hot and steamy summers, we've decided that this is the year we're going to get air conditioning. Our problem is the ...

During the winter months, we all depend on our heating system to keep us warm. When it stops working, we can't ignore it, but must act quickly. One common cause of furnace breakdown that can be easily ...

Only in Minnesota do we include photos of the new furnace when we list a home for sale. The weather has been wonderful these past few days but we know we are living on borrowed time and today is the ...