You nail shingles to the roof of course but each shingle has a tar strip on it that causes it to stick to the shingle that overlaps it.
How to repair a roof leak in the winter.
Isolate areas when you run the hose.
Roof leaks are problematic at any time of the year but they re especially troublesome in the winter.
In the wintertime ice has no problem building up under the roof membrane shingles and gutters.
The ice builds back up when it reaches the wall line where the house is heated and it creates an interior drip.
This will freeze the leaking water in place but you ll still need to deal with the ice dam or it will melt and start leaking again.
Start low soaking the area just above where the leak appears in the house.
To stop the leak use a long handled roof rake to remove snow from your roof or blow cold air onto the area of the roof that is leaking in your attic using a box fan.
When it comes to flashing repair doing it yourself is something that is not recommended for any homeowner no matter what the season.
The shingles can be warmed up with a propane torch.
Then add in the width of the overhang.
Shine a flashlight along the underside of the roof and look for a hole in the roof as well as areas that are wet or have been.
The purpose is to keep the shingle tabs down in high winds.
Make use of the flame carefully on the curled shingle edges.
If you plan to replace shingles in the winter it can be done but you have to add something to bond the shingles together.
Proper ventilation rain and ice shields along with installing a drip edge will help prevent this problem.
How to repair a leaky roof from inside the house.
The roof shingles should be softened and flattened as the shingles tend to curl up in winter.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Add 8 inches for the thickness of the wall studs plus drywall plus exterior siding.
Measure from the inside wall to the point of the leak.
First look on the inside where the leak is.