Use a pocketknife to scrape rough edges and sharp points from upper end of plastic vent pipe.
Roof leaking around vent.
Roof leaks around vent pipes is relatively common.
Sometimes the water shows up at a ceiling spot distant from the leak.
Fix a leaky roof vent pipe with a oatey rubber gasket.
Cut away the old caulk from around the vent pipe.
Flexible roof sealant apply flexible roof sealant black jack roof patch rubberized roof cement from a can or tube to fill holes gaps flashing and loose shingles around roof vent new vent shingles replace worn out roof vent with a new one and shingle around it to provide a better roof leak repair.
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.
Look for cracks in the base of flexible rubber flashing or broken seams in metal varieties of vent pipe flashing the rubber gasket that surrounds the vent pipe could be rotted.
The leaking may first be seen in the attic but if you don t catch it right away you may see water coming into the house dripping on the floor.
Dealing with a leak around the roof vent pipes can be a huge problem as well.
You re also in luck because this article is going to help you a lot.
If you re one of them then you re not really surprised.
You ll also be surprised to know that a lot of homeowners are at a loss as to why that area is leaking.
If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures.
Steps for fixing a leaking rooftop vent pipe.
There are many possible parts of the roof potentially leaking but one of the most common ones is the area around the roof vent.
Keep in mind that roof leaks may start much higher on the roof than the location where they appear.
In this video this old house general contractor tom silva shows how to create a watertight seal around a vent pipe.
Some roof leaks are tough to locate.
It could be that a vent is leaking further up on the roof and the water is traveling down a rafter before entering the wall.