Gas Flue Roof Vent On Metal Roof

Amerivent type b gas vent uses a double wall of metal pipe for insulation and safety.

Gas flue roof vent on metal roof.

The master flow 4 in. I am installing a new roof on an existing home. This home has a gas furnace with a vent pipe through the roof. Goose neck vent in black can be used to cover exhaust pipes extending through your roof or for attic ventilation.

It s made of zinc coated galvanized steel for durability and reliability. Given the most common causes is cracked or damaged rubber boot the most ideal solution is to remove it and replaced it with a new one. Goose neck vent the master flow 4 in. This vent is designed to be used on 4 in.

The vent pipe is about 8 10 in diameter. Screw it down in a way that its fits tight over the humps of the metal roof. What would be the best way to flash around this vent. When the roof vent is leaking the actual cause must be identified first.

Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe. Use your finger or a tool to smooth the silicone around. Use your feet to flatten the flashing down over the contour of the roof. After screwing it down securely do another bead of silicone around the edge also put some silicone on all the screws as well.

We discuss fire safety fire clearances and other gas appliance venting details for b vent chimneys. The inner pipe of reflecting aluminum heats quickly containing the warm flue gases inside. The steel roofing is r panel profile. Clearance distances are given for a gas appliance b vent at the rooftop.