Although caulking around the roof vent can fix the problem for a while it s not a permanent solution.
Fix a roof vent leak.
Removal of shingles above and around the pipe followed by the removal of the old flashing base.
This would be a good way and probably easier but the repair would be more obvious from the attic.
Steps for fixing a leaking rooftop vent pipe.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Cut away the old caulk from around the vent pipe.
Here s what you can expect in terms of repairs.
Use the knife blade to scrape the pipe clean and smooth.
Isolate areas when you run the hose.
The immediate thing to do is to contain dripping water from the leak.
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A thorough inspection of your vent pipes and often an entire roof to evaluate the extend of the damage.
Quick fix from inside contain dripping water.
Across the joists lay a.
Fix a leaky roof vent pipe with a oatey rubber gasket.
The water entry point may not always the same as where the water drips.
Use a pocketknife to scrape rough edges and sharp points from upper end of plastic 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.
Start low soaking the area just above where the leak appears in the house.
For example soak the downhill side of a chimney first then each side then the top on both sides.
Small nail holes left behind from old vents satellite dish brackets or anything previously attached to the roof can allow water to enter and cause damage for years before leaking is noticed.
Make a temporary patch.
Patch the nail or screw holes by slipping a piece of roof flashing underneath the shingle.
Find the water entry point.