Gas Flue Roof Vent On Metal Roof

This article series describes b vent metal chimneys used for gas fired appliances.

Gas flue roof vent on metal roof.

This home has a gas furnace with a vent pipe through the roof. Metal b vent chimney clearance distances above and on the roof. We discuss fire safety fire clearances and other gas appliance venting details for b vent chimneys. The steel roofing is r panel profile.

Ul approved type b gas vent products form a continuous passageway from an approved gas appliance to the termination of the vent above the roof of the structure. For a perfect connection all of the vent connector components and flexible lengths feature the proven amerivent snap lock system of male and female connecting ends. A gas vent shall terminate in accordance with one of the following. I am installing a new roof on an existing home.

What would be the best way to flash around this vent. Find vent pipe flashing at lowe s today. Gas vents that are 12 inches 305 mm or less in size and located not less than 8 feet 2438 mm from a vertical wall or similar obstruction shall terminate above the roof in accordance with figure 802 6 2 and table 802 6 2 gas vents that are over 12 inches 305 mm in size or are located less than 8 feet 2438 mm from a. Remove the fasteners that secure the rain cap to the top of the vent pipe with a screwdriver or nut driver.

Clearance distances are given for a gas appliance b vent at the rooftop. Pipe penetrations whether for plumbing vents flues or other miscellaneous pipes are probably the most common type of roof penetration in commercial metal roofs. Access the roof using an extension ladder. This article series describes b vent metal chimneys used for gas fired appliances.

Type b vents ceiling floor wall clearances b vent clearances to combustibles clearance distances for a b vent to combustible materials in floors walls ceilings attics roofs. When properly designed and installed however roof penetrations can be integrated into metal roofing successfully without compromising performance.