You might find holes left over from a satellite dish or antenna mounting brackets or just about anything.
Fixing hole in roof felt.
Slip a pry bar under the shingles above the affected area to pull out the nails holding the damaged shingles.
Instead of replacing the felt roof we decided to use a product call.
The cost of replacing roof felt under tiles will be included in the overall tiled roof roof repair costs.
Take up the shingles over the hole.
Flat roof repairs when it comes to flat roof repair options simple patch repairs for flat roofs such as those on garages or extensions can cost a few hundred pounds.
Screw the batten in place nailing may dislodge tiles.
Many roofs function quite well without any roofing felt so small tears and damage to roofing felt are not in themselves reasons to spend money on repairing it.
We had a problem with our shed workshop flat felt roof leaking and needed a quick repair.
From inside cut across the lowest part of the damage from rafter to rafter cut a piece of slaters felt 50 100mm wider than the rafter rafter size and taper this both sides slide the tapered edge into the cut and pin the sides to the rafters using lengths of batten.
Use hammer claws to help remove all nails from the shingles over the hole.
Tiny holes in shingles are sneaky because they can cause rot a leaky roof and other damage for years before you notice the obvious signs of a leak.
Where wind driven rain is working under the roof and causing leaks then the felt will need to be replaced.