Gas Furnace Venting Through Chimney

A conventional natural gas furnace will vent the dangerous combustion gases through a simple vertical exhaust system that is attached to the furnace.

Gas furnace venting through chimney. Furnaces that vent into chimneys can be hazardous but they don t have to be. The vent pipe of your gas furnace plays an important role by carrying all toxic gases created during the combustion within the furnace out of the building. This structure generally uses the furnace vent pipe through roofbecause the b venting pipe is designed in vertical manner. If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof.

Guide to choosing installing troubleshooting through wall or side wall venting exhaust devices for heating appliances like oil or gas fired boilers furnaces or water heaters photos examples of sidewall venting or direct venting installations that are improper and or. Consequences of improperly assembled vent pipes problematic chimney flue deteriorating chimney walls can be sometimes fatal fire and carbon. The conditions explained in this post also apply to the wood burning appliances. You should know how to vent a gas furnace and get rid of the harmful gases for the health and safety of anyone living in your building.

When the vent is withdrawing air from the house it expels the gas outside through the vent. That depends on whether you have a standard efficiency or a high efficiency furnace. The exhaust system typically uses metal venting often routed into a chimney stack to exhaust the combustion gases created in the furnace fire chamber. Proper furnace water heater venting is an extremely important issue which depends on the performance of the house chimney chimney flue or other exhaust assemblies.

When the furnace exhausts into the chimney the gases quickly cool off before exiting to the outdoors. Also known as the type b this vent is operating on the natural air convection. So which type of venting system should your furnace have. They can t all rise to the top of the chimney so some of them backdraft through the vent pipe itself and enter the home s crawlspace.

For many homes a gas furnace is the preferred heating device it has proven to be an efficient and reliable way of meeting household heating needs over the years. Direct vent chimneys fireplaces. Should my furnace flue pipe go through the roof or the side of the house. Sidewall vent direct vent direct exhaust systems for oil or gas fired heaters.