Repair Leaky Roof Vent

Steps for fixing a leaking rooftop vent pipe.

Repair leaky roof vent.

Your best option is always to have regular maintenance performed on your roof. You re in luck if you re able to pinpoint the source. The best solution to a leaky roof vent of course is to prevent it from taking place in the first place. Apply a thick bead of lap seal caulk around the seam between the vent pipe and old rubber gasket.

Use a pocketknife to scrape rough edges and sharp points from upper end of plastic vent pipe. Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk. Fix a leaky roof vent pipe with a oatey rubber gasket. This is not to say that it s not going to be a problem.

Recaulk the corner flashing if any areas have hardened caulk. For example in a lot of cases it could be from around the roof vent pipes. Removal of shingles above and around the pipe followed by the removal of the old flashing base. Isolate areas when you run the hose.

Start low soaking the area just above where the leak appears in the house. Here s what you can expect in terms of repairs. Replace any missing or rotted siding above the step flashing on dormers. For example soak the downhill side of a chimney first then each side then the top on both sides.

A thorough inspection of your vent pipes and often an entire roof to evaluate the extend of the damage. By all roofing solutions. Use the knife blade to scrape the pipe clean and smooth. 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.

Cut away the old caulk from around the vent pipe.