Banging or Booming: A loud bang when the furnace starts might mean gas is building up in the combustion chamber due to a delayed ignition. This can damage your heat exchanger and should be fixed ...
LEWISBURG, Tenn. - The U.S. Patent Office has issued a patent for the furnace sound shield that is a key component in International Comfort Products' (ICP) compact new line of multi-poise 80-percent ...