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.

After screwing it down securely do another bead of silicone around the edge also put some silicone on all the screws as well. The steel roofing is r panel profile. Clearance distances are given for a gas appliance b vent at the rooftop. Goose neck vent the master flow 4 in.

Metal b vent chimney clearance distances above and on the roof. 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. This article series describes b vent metal chimneys used for gas fired appliances. The master flow 4 in.

The inner pipe of reflecting aluminum heats quickly containing the warm flue gases inside. Goose neck vent in black can be used to cover exhaust pipes extending through your roof or for attic ventilation. Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe. This home has a gas furnace with a vent pipe through the roof.

I am installing a new roof on an existing home. It s made of zinc coated galvanized steel for durability and reliability. 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.

The vent pipe is about 8 10 in diameter. The airspace between the inner and the outer pipes provides insulation against heat loss to keep the warmer flue gases on the rise. Use your feet to flatten the flashing down over the contour of the roof. When the roof vent is leaking the actual cause must be identified first.