Condensing furnaces offer many consumers the benefit of higher efficiency and thus lower energy bills, but for many homeowners, comfort is the primary reason they choose to purchase such equipment.

Condensing furnaces rely on different venting systems and are often difficult or impossible to substitute in place of non-condensing models due to physical limitations, especially in older homes 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 ...