Shingle Around Roof Vent

A roof that leaks around a vent pipe is a common cause of small water stains on a ceiling or water leaking into a home.

Shingle around roof vent.

Shingle up to the hole. Apply the last row of shingles that is just below the vent pipe as shown in figure 1. First shingle that you have to cut. The ridge of the roof is prepared similarly for both types of ridge vent.

For asphalt shingles as you come across vent pipe flashing and similar areas the first step is to correctly measure the shingles area that needs to be cut down to perfectly fit around the vent pipe. An aluminum ridge vent has a mushroom shaped profile combined with a wide flange on both sides that sits on top of the roof shingles. This aluminum cap is the finished product and does not require additional asphalt shingle ridge caps. Roof leaks around vent pipes is relatively common.

If your shingles are still in relatively good condition chances are that water seeps around a plumbing vent after replacing the flashing and boot you may want to add a bit of roof sealant if you had chickenpox as a child you might remember the itchy red bumps that covered your skin. Plumbing vent boot flashing. Figure 1 install shingles just below vent pipe. Next 2 or possibly three overlap vent.

09 02 2005 09 24 pm 7. Consumers shop on the basis of price and many roofers sell jobs on low margins. Second shingle you cut. The height of the boot forces water to run around the vent.

Vent flashing is a cylindrical piece of flashing that fits right around the vent. Part of the problem may be that replacement roofs are often sold more as a commodity than as a craft. The shingles were not cut carefully around the vent but were instead jammed up against the vent distorting the hood. Apply the roofing felt on the roof cutting a hole for the vent pipe.

To install shingles around vent pipe flashing and similar areas will require work gloves pry bar putty knife roofing nails and roofing cement. A shingle over vent is installed over the ridge of a roof and is covered over by asphalt shingle caps that match the surrounding roof shingles.