Can You Vent A 80 Furnace Through A Wall

So what does this mean.

Can you vent a 80 furnace through a wall.

Always go by the manufactures installation instructions in short no even if it had a combustion blower as in some 80 furnaces they need a vertical vent to operate as intended and be to code. The wall mount direct vent gas furnace exhaust vent outdoor clearance distances shown in our illustration below are an example adapated from williams 2018. Example of outdoor and through wall clearances for a direct vent wall mount gas furnace. The basement ceiling is about 6 1 2 or 7 feet high.

Replacing a gas furnace whether a wall or forced air furnace requires the appropriate venting to protect your family from carbon monoxide poisoning. The combustion air flow through the furnace must be controlled or its efficiency will decline. Be sure to check the clearance distances required for your particular heater brand and model. This structure generally uses the furnace vent pipe through roofbecause the b venting pipe is designed in vertical manner.

Also known as the type b this vent is operating on the natural air convection. 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 answer is yes and no. You need to use an auxiliary power inducer.

When the vent is withdrawing air from the house it expels the gas outside through the vent. An 80 efficient furnace can be side wall vented per national fuel as code 7 3 4 with the use of a mechanical draft system of either forced or induced draft design. Taking care of the vent on your gas furnace is extremely important but working improperly and damaging your vent can have catastrophic results. If you re not sure you have the necessary expertise to handle the equipment tools and materials required to vent a gas furnace don t hesitate to hire a professional.

If it went out the chimney it would leave more headroom. You cannot just take the vent off an 80 efficient furnace and run it out a side wall.