Furnace Vent Pipe On Roof

This high efficiency venting system must be installed when you install the new furnace.

Furnace vent pipe on roof. Shop grainger for rugged gas pipe fittings. Gas vent pipe from grainger manufactured by reliable companies like ameri vent and bosch comes in lengths of up to 4 l. A gas furnace uses a double wall flue pipe for its vent. Other aspects of high efficiency furnace venting.

There are several other important aspects of high efficiency furnace venting. Free delivery with 45 order. Traditional gas fired forced air furnaces produce hot combustion exhaust gasses and therefore need metal vent pipes or chimneys. The vent pipe or flue is a vital component of the furnace that transmits emissions from the combustion process out of the building.

Locate the vertical section of furnace vent pipe that passes through the attic. Solar vent pipe roof flashing with 1 2 in. Match the vent pipe to the furnace maker s recommendations either sheet metal or vinyl. The pvc pipes are used for air intake exhaust gas and to remove the corrosive condensation resulting from the combustion process.

If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof. A rusted area on a vent pipe not only lets rainwater enter the attic but also allows potentially dangerous downdrafts to push fumes into the home s living space. The constant exposure to weather weakens a gas furnace roof vent s outer liner and termination cap. Set your store to see local availability add to cart.

4 remove the metal straps that secure the upper and lower portions of the vent pipe to the roof and ceiling framing. When the vent is withdrawing air from the house it expels the gas outside through the vent. 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.

Oatey aurora no calk 9 1 2 in. In contrast modern high efficiency condensing furnaces exhaust much cooler gasses and need only plastic pipe materials such as pvc cpvc or abs for their exhaust vents some high efficiency furnaces also include a plastic pipe for intake area and all types. Adjustable diameter model 12802 14 00 14 00. 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.

That depends on whether you have a standard efficiency or a high efficiency furnace. Should my furnace flue pipe go through the roof or the side of the house.