Roof Vent Pipe For Attic Furnace

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Roof vent pipe for attic furnace.

Goose neck vent the master flow 6 in. The reason exhaust pipes are insulated in unconditioned spaces your attic is because they carry warm and moist air from your home to outside. It s made of zinc coated galvanized steel for durability and reliability. High efficiency furnaces take advantage of the heat in the combustion gases that are wasted in natural ventilation systems.

It draws air from within the house for combustion. Inside diameter black new construction or reroof thermoplastic vent pipe roof flashing model pb 312 4bk 19 97 19 97. Slide the vent pipe out of the roof flashing and into the attic. Gases produced during combustion are very hot and as such easily rise through the flue.

If this pipe is not insulated the heat carried in the air transferred to the pipe will cause condensation and potentially cause water damage at your ceiling or in your attic. The air is then vented outside through a b vent pipe which is set vertically to expel combustion air through the roof. Separate the two sections of vent pipe using the same method used to remove the termination cap from the roof s vent pipe. This vent is designed to be used on 6 in.

The master flow 6 in. Enter the attic area and locate the vent pipe joint nearest the roof flashing. Goose neck vent in black can be used to cover exhaust pipes extending through your roof or for attic ventilation. If your furnace has an afue rating of 90 or lower it probably exhausts the gases though the flue pipe on your roof.