Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk.
Patch leaking roof vent.
In addition to the causes above there is another possible cause for water dripping from roof vent pipes.
Recaulk the corner flashing if any areas have hardened caulk.
The immediate thing to do is to contain dripping water from the leak.
Steps for fixing a leaking rooftop vent pipe.
These pipes penetrate the roof.
Find the water entry point.
Possible solutions flexible sealant apply flexible sealant to cracks or holes in the brick mortar or home siding.
Isolate areas when you run the hose.
Make a temporary patch.
It s when the seal around it has been broken.
Start low soaking the area just above where the leak appears in the house.
Use a pocketknife to scrape rough edges and sharp points from upper end of plastic vent pipe.
Roof leaks around vent pipes is relatively common 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.
For example soak the downhill side of a chimney first then each side then the top on both sides.
Fix a leaky roof vent pipe with a oatey rubber gasket.
In fact it s the most logical cause.
The water entry point may not always the same as where the water drips.
Apply a thick bead of lap seal caulk around the seam.
Quick fix from inside contain dripping water.
Cut away the old caulk from around the vent pipe.
Use the knife blade to scrape the pipe clean and smooth.
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.
How to fix a leaking roof vent screen guard shape metal screen wire to form a barrier around the outside of your vent hood to stop hard driving rain 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.
Replace any missing or rotted siding above the step flashing on dormers.