Furnace Vent Pipe Through Metal Roof

It s made of zinc coated galvanized steel for durability and reliability.

Furnace vent pipe through metal roof. However these combustion gases contain residual heat that is lost through the ventilation. Goose neck vent the master flow 6 in. Run the vent pipe up through the roof and install a metal or pvc flashing collar over it. This structure generally uses the furnace vent pipe through roofbecause the b venting pipe is designed in vertical manner.

The exhaust system typically uses metal venting often routed into a chimney stack to exhaust the combustion gases created in the furnace fire chamber. The steel roofing is r panel profile. If your furnace has an afue rating below 90 percent it will most likely have a flue pipe that goes up through your roof. You can capture that heat with a high efficiency condensing furnace.

Twist the roof s vent pipe clockwise one half turn with one hand while holding the gas furnace s vent pipe still with the other hand. The vent pipe is about 8 10 in diameter. When the vent is withdrawing air from the house it expels the gas outside through the vent. This is how i installed my dwv drain waste vent pipe through my metal roof.

This home has a gas furnace with a vent pipe through the roof. Oatey retro master roof flashing 1 4 in to 4 in x 8 in epdm rubber vent and pipe flashing. I am installing a new roof on an existing home. That s because the combustion byproducts are in a gaseous form so the gases can float up through the flue pipe and out of your roof.

Be sure to subscribe. Below are some links to the tools i used on this project. The master flow 6 in. The condensing furnace produces condensed exhaust gases that contain water and carbon dioxide which together form carbonic acid that results in a corrosive condensate.

Goose neck vent in black can be used to cover exhaust pipes extending through your roof or for attic ventilation. Push the male end of a new vent pipe up through the bottom of the roof flashing and set its female end on the male end of the vent pipe that connects to the gas furnace. Also known as the type b this vent is operating on the natural air convection. For pricing and availability.

The furnace uses an exhaust vent motor that pushes the exhaust gas through the vent pipe creating a positive static pressure in the vent. Oatey 1 1 2 in to 3 in x 15 in plastic vent and pipe flashing. That depends on whether you have a standard efficiency or a high efficiency furnace.