Gas Furnace Roof Vent Cap

Furnace vents remove fumes and combustion air that are generated by gas and oil fired furnaces.

Gas furnace roof vent cap. This structure generally uses the furnace vent pipe through roofbecause the b venting pipe is designed in vertical manner. 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. Run the vent pipe up through the roof and install a metal or pvc flashing collar over it. 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 vent pipe or flue is a vital component of the furnace that transmits emissions from the combustion process out of the building. A gas furnace uses a double wall flue pipe for its vent. How to remove old furnace roof venting. The constant exposure to weather weakens a gas furnace roof vent s outer liner and termination cap.

Downdraft strong winds blowing across the top of uncapped chimneys can blow the gases from the furnace back down the chimney inadequately venting the furnace. The vents consist of circular or oblong pipe that attaches. This product is made with all aluminum to resist rusting like sheet metal. Selkirk metalbestos selkirk 104800 gas vent 4 cap bird proof type b top round galvanized.

The master flow 5 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 versa cap is recommended to be used with flue hot stack or b vent installations. This cap is adjustable to fit pipes with a 5 in.

Also known as the type b this vent is operating on the natural air convection. Match the vent pipe to the furnace maker s recommendations either sheet metal or vinyl. 4 2 out of 5 stars 96. This dangerous situation can be prevented by installing a chimney cap that is suspended over the flue to let gas out and keep animals out.

Get it as soon as thu oct 8. 2 pack roof vent mesh stainless steel wire mesh house vents mesh chimney cap meshes fan. 1 16 of 309 results for furnace vent cap raven r1508 2 inch pvc termination vent. Traditional gas fired forced air furnaces produce hot combustion exhaust gasses and therefore need metal vent pipes or chimneys.