Recaulk the corner flashing if any areas have hardened caulk.
How to repair leaking roof pipe boots.
I show how to easily install a perma boot 3.
Obtain another rubber seal.
Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk.
I purchased a plastic flashing assembly from the local home improvement store.
Vent pipe rubber boot repair step 1.
Use common sense safety precautions and make sure you can.
Now it is time to work on the roof.
Install a nail on each bottom corner of the pipe boot and seal both the new nails and old holes with a small quarter size dab of caulking.
To repair pipe boots with corroded nail heads you will need two roofing nails per pipe boot a tube of roof caulking and a hammer.
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 vent pipe vent pipe boot overlay slide a new vent pipe boot over the old vent pipe boot caulk seal watch video below.