Given the most common causes is cracked or damaged rubber boot the most ideal solution is to remove it and replaced it with a new one.
Rv roof vent leak repair.
You can watch the video here.
How to repair your rv or trailer roof on a budget and make it last.
Fiberglass repair screen.
Spread more of the roof patching tar on top of the tape covering it completely.
When the roof vent is leaking the actual cause must be identified first.
3 easy steps to fix a leaking rv roof 1 inspecting for leaks be proactive one way to help prevent future problems with your rv is to do regular roof.
Your roof should not leak again.
Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe.
Then lay some fiberglass screen over the hole.
For this it is better to hire a professional roofer to handle the work.
For larger rips or tears in your camper roof you may need some fiberglass repair tape shown below.