The main trick up the sleeves of a condensing gas furnace is the ability to cool off what would be exhaust, also referred to as “flue,” gas and put that extra heat into the house. However, along with ...

Natural gas furnaces require a flue for the exhaust to exit your home. The flue pipe will need to be inspected at least once a year to prevent poisonous gasses from entering your home.

CHEEKTOWAGA, N.Y. (WKBW) — As lake effect snow continues to impact portions of Western New York, National Fuel has issued a reminder to residents to clear snow and ice from furnace exhaust vents.