Remove an undamaged shingle from the roof and use this as a pattern to cut new shingles from the rolled roofing.
How to repair a 3 tab shingle roof.
Reseal under edges of all three shingles.
Once the nail pops up about 1 4 in remove the pry bar press the shingle down and pull out the nail.
If there are nail heads that are not currently covered by anything if multiple rows removed then create new holes in the roof to hold the shingle by moving the nails over.
Slip the pry bar under the damaged shingle and pry upward.
Removing 3 tab shingles using a flat bar to do a repair.
Repeat this procedure for the remaining three nails.
Removing 3 tab shingles using a flat bar to do a repair.
Lift each tab slightly on the shingles as you install them and apply a 1 2 5 cm diameter spot of shingle cement under each tab.
Make sure it looks right and lines up properly.
If a head is covered put the nail in the old hole and put something flat and large on it.
The best way to repair a t lock shingled roof is to have it replaced typically this will be covered by insurance.