For Homeowners

What is backdrafting? Backdrafting is the reverse and unwanted flow of exhaust gases from fuel-fired appliances back into a home. Fuel-fired appliances use the oxygen present in air for the combustion process, and also use air to dilute toxic gases in the exhaust vent pipe or chimney. Combustion and dilution air can be supplied directly to the appliance (direct-vent) or can be pulled from…