Venting A Gas Furnace Through The Wall

It will draw in air for the combustion and then expel the fume outside.

Venting a gas furnace through the wall.

Side wall venting saves costly materials and labor on two three or more story runs. You can vent anything out the wall there just needs to be an inducer motor to be sure the exposed vent on the interior of the home stays in a negative pressure. These ventilation pipes should be isolated from the furnace combustion chamber and made airtight to eliminate the possibility of combustion gas leakage. 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.

If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof. 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. Gas furnaces usually come with their own specifications. So which type of venting system should your furnace have.

Unfortunately the grey ultravent pipe used wasn t up to the job and was recalled. The vent pipe must overlap at each joint to prevent gas from leaking. That depends on whether you have a standard efficiency or a high efficiency furnace. Adhere to them even if you are building the vent on your own.

Not familiar with your specific furnace but there were literally thousands of 80 furnaces horizontally vented through sidewalls in the late 80s and 90s. The inducer motor mimics the. Since the exhaust pipe is running on a sidewall the fan works together with the furnace. 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. This water is corrosive so be careful where it is pumped to i e. You ll want to know the thickness of your walls so you can properly prepare for your wall penetration if venting through an exterior wall to a horizontal termination. This is typically collected at the bottom of the vertical stack into a condensate pump.

It also increases living space by cutting out interior chases. The fix was to use double wall b vent with an external power venter. As long as you can find an inconspicuous location to vent the gases the sidewall is the way to go for a retrofit. Keep it away from landscaping.

Are you venting through a wall to the exterior for a horizontal termination or through the roof with a vertical termination.