Venting Gas Furnace Through Wall

The space saving direct vent furnace design mounts to an exterior wall and the adjustable vent assembly adjusts to fit walls from 4 1 2 in.

Venting gas furnace through wall.

Direct venting or side wall vent chimney and flue systems are a method of venting the exhaust gases from a heating appliance directly out through the side wall of a building while eliminating the need for a vertical chimney of any sort. These ventilation pipes should be isolated from the furnace combustion chamber and made airtight to eliminate the possibility of combustion gas leakage. If it went out the chimney it would leave more headroom. Side wall vent systems save time and money and are excellent for electric to gas oil renovations new construction or for replacing deteriorated chimneys.

Should my furnace flue pipe go through the roof or the side of the house. The vent pipe must overlap at each joint to prevent gas from leaking. It also increases living space by cutting out interior chases. Unfortunately the grey ultravent pipe used wasn t up to the job and was recalled.

So which type of venting system should your furnace have. Proper sidewall venting requires installing separate vent pipes horizontally so that they vent to the outdoors through a wall of your home. The basement ceiling is about 6 1 2 or 7 feet high. Gas or oil fired side wall power vents are provided by several manufacturers listed at the end of this article.

The fix was to use double wall b vent with an external power venter. If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof. It could either go out the unused walled in chimney that the oil furnace was vented through or they could cut a hole in the concrete block wall and vent it out the side of the house. The diameter of the vent pipe should always be larger than that of the gas furnace flue ensuring that no gas escapes from the pipe.

That depends on whether you have a standard efficiency or a high efficiency furnace. For clean comfortable heat when and where you want it the gas flame is completely sealed inside away from all contact with room air. Gas furnaces usually come with their own specifications.