Newly-manufactured indoor residential gas furnaces will have to be at least 95% efficient starting in late 2028 under a new rule issued by the U.S. Department of Energy (DOE). In an effort to save ...

There is no question that the federal tax credits have helped boost the sales of condensing furnaces (equipment over 90 percent AFUE) over the last two years. Sales of condensing furnaces increased to ...

How's the furnace working these days? Thinking about replacing it, by any chance? If you are, the time would be right now. Because come May 1, the Department of Energy will be implementing a ...

Natural gas furnaces not only heat your home, they also produce a lot of pollution. Even modern high-efficiency condensing furnaces produce significant amounts of corrosive acidic condensation and ...

Q: We have a high-efficiency condensing furnace that vents out a side wall. Should I be concerned about the icicles I see built up on the plastic pipe outside the house? -M.C. Kalamazoo. A: No. What ...

Q: When changing my furnace filter I noticed a small pool of water on the floor. The furnace is a 12-year-old high-efficiency model used to heat the home through metal ducts. I did not see water ...

Not a huge percentage of our readers probably get their heat from diesel fuel, but it’s not uncommon in remote areas where other fuels are hard to come-by. If you’re in one of those areas, this latest ...