To do this you can put a small piece of plywood across the joists of your ceiling and then place a bucket on it to catch the water.
Fix roof leak inside attic.
Begin soaking low on the roof just above where the leak is visible inside the house.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Place the shingle or plywood onto the tar and spread more of the tar around the edges of your patch.
Push the shingle or plywood into the tar and trowel more roofing tar around the edges of the patch.
Run water over the low side of the penetration for several minutes while the helper watches for any water droplets.
Start low soaking the area just above where the leak appears in the house.
At the very least shingles.
For example soak the downhill side of a chimney first then each side then the top on both sides.
The immediate thing to do is to contain dripping water from the leak.
As you won t be able to fix the roof vent leak from outside emergency fix must be done from under the roof or the attic.
Repairing a roof leak from the inside is a temporary fix only.
Trowel the roofing tar into the leak on the underside of the roof deck using a putty knife.
Use a putty knife to spread the tar into the leaking hole on the inside of your roof.
Make the final repair as soon as weather permits.
Isolate areas when you run the hose.
These are usually easy to find because moisture causes darkness and mold.
Rainy weather causes the first type of leak to be discovered.
Using marking chalk draw a circle around the area that is problematic.
This is how to stop a roof leak in the rain.
Holes in roofing felt are quite common here we repair a hole in some roofing felt that is underneath the tiled roof.
If the leak isn t obvious have a helper watch in the attic while you get on the roof with a garden hose.
The best way to find the source of the leak is to go into the attic or crawl space above the home.
Clear insulation from the wet ceiling wall and dry off any standing water.
Walk carefully on the ceiling joists in the attic or use a sheet of plywood to walk on so you will not accidentally put a hole in the ceiling panel.
Water leaks occur through roof failure ice dams and water condensation or frost build up inside an attic.
Quick fix from inside.
Next take a flashlight and shine it around check for areas of dampness.
To fix your leaky roof look for the attic of your house and enter inside.