It's perfectly acceptable to have a high-efficiency furnace installed with one pipe. Just flip through the pages of any high-efficiency furnace installation manual and you'll find the answer. I'm ...

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 ...

Added to the Napoleon® line of high-efficiency gas furnaces is the 9200 Series. The forced-air, high-efficiency gas furnace series has models in the range of 30,000-120,000 Btu, all at 92.1 percent ...

Today, standard furnaces are 80 percent efficient, while those with a rating of 90 percent or more are considered ...

The Consumer Product Safety Commission (CPSC) and various home heating furnace, boiler, and high-temperature plastic vent (HTPV) manufacturers are urging home owners who have not yet responded to the ...

Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...