Vent Height Above Roof

How high should the plumbing vents be above there roof.

Vent height above roof.

The soil pipe also known as the vent stack or stack pipe provides air for the plumbing system. So 28 inches plus 24 inches is a chimney height of only 52 inches. Jan 3 2009 07 09 pm plumbing vent height above sloped roof. Gas vents 12 inches 305 mm in size or smaller with listed caps shall be permitted to be terminated in accordance with figure g2427 6 5 provided that such vents are at least 8 feet 2438 mm from a vertical wall or similar obstruction.

Above the roof surface with a listed cap or listed roof assembly. I have a main vent and a sink vent and both are only 6 high above the roof. Upc i 906 1 and 906 2. All topics topic home garden plumbing plumbing vent height above sloped roof john g posts.

This may seem suitable since the only purpose for the stack is to provide air and expel sewer gases. Vent pipes should extend to outdoors above the building roof and should terminate vertically not less than 6 above the roof surface nor more than 24 and must be at least 12 from any vertical surface such as a nearby sidewall. Depending on your region the vent stack may protrude only a few inches above the surface of the roof. Per the 10 and 2 rule once you are at the level of the peak you only need to be 2 feet above it.