Venting A Gas Furnace Through The Wall

Not familiar with your specific furnace but there were literally thousands of 80 furnaces horizontally vented through sidewalls in the late 80s and 90s.

Venting a gas furnace through the wall.

This water is corrosive so be careful where it is pumped to i e. It will draw in air for the combustion and then expel the fume outside. Side wall vent systems save time and money and are excellent for electric to gas oil renovations new construction or for replacing deteriorated chimneys. The fix was to use double wall b vent with an external power venter.

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. Are you venting through a wall to the exterior for a horizontal termination or through the roof with a vertical termination. This is typically collected at the bottom of the vertical stack into a condensate pump. 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.

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. So which type of venting system should your furnace have. Gas or oil fired side wall power vents are provided by several manufacturers listed at the end of this article.

These ventilation pipes should be isolated from the furnace combustion chamber and made airtight to eliminate the possibility of combustion gas leakage. If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof. Adhere to them even if you are building the vent on your own. Unfortunately the grey ultravent pipe used wasn t up to the job and was recalled.

Also known as the induced draft fan this one has a fan that is located on the end of the pipe. 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. The inducer motor mimics the. Gas furnaces usually come with their own specifications.

Proper sidewall venting requires installing separate vent pipes horizontally so that they vent to the outdoors through a wall of your home. Keep it away from landscaping. It also increases living space by cutting out interior chases. Side wall venting saves costly materials and labor on two three or more story runs.

As long as you can find an inconspicuous location to vent the gases the sidewall is the way to go for a retrofit.