How Fr Above The Roof Does A Vent

If the roof area is for people then it is 7 ft above the roofing surface.

How fr above the roof does a vent. Upc i 906 1 and 906 2. Above the roof nor less than one 1 foot. We install our roof vents 6 to 8 inches above the roof line. A drip edge vent is made of a corrosive resistant material that sticks out about three inches back from the roof edge and then bends downward over them.

According to the uniform plumbing code the soil pipe or stack pipe shall extend vertically not less than six 6 inches. If the pipe is farther than 10 feet from the roof peak. Many people mistakenly think that the pipe always has to be 2 feet above the roof peak. For 18 feet of run you would have a rise of 72 inches.

Slits in the product allow for air to flow into the attic. Run the vent pipe up through the roof and install a metal or pvc flashing collar over it. Match the vent pipe to the furnace maker s recommendations either sheet metal or vinyl. You are close to your eave and you find that your measurement is 18 feet from peak to penetration on a 4 12 pitch see figure 3.

Organizations such as the nrca recommend against this roof vent style in cold climates because it can promote ice dams. 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. From any vertical surface the soil pipe also known as the vent stack or stack pipe provides air for the plumbing system. Distance matters the top of a chimney pipe must extend at least 2 feet above the peak of the roof if the pipe is within 10 feet of the peak.

A vent terminal and depending if the roof is strictly for weather protection it terminates about 24 above the roof. Above the roof plumbing vent height. Where a roof is used for any purpose other than weather protection vents shall extend at least 7 feet above the roof and shall be properly supported. Let s look at a couple of examples.