Add a bead of caulk or roof cement to the top and bottom edge of the flashing to keep it in place.
Roof nail hole repair.
Smaller nail holes will be permanently fixed by this method standard roofing nails would be either 3 8 inch or 1 2 inch making a hole 3 8.
There will be nails across the top of the vent too.
Holes in roofing felt are quite common here we repair a hole in some roofing felt that is underneath the tiled roof.
Allow the corrugated roofing to dry completely before you embark on repair.
Urethane roof cement is an excellent product that can help you patch holes on corrugated metal roofing.
Also look for pulled or missing nails at the base s bottom edge.
There s really no fix other than replacing the damaged vents.
Patch the nail or screw holes by slipping a piece of roof flashing underneath the shingle.
Brought to you by http www ultimateha.
Repairing holes in a roof requires that you to go on the roof itself so if this is a problem hire a professional to do the repairs.
Most roofers would just lift the tab and put a little squirt of asphalt roofing cement dispensed from a caulk gun on the hole before folding the tab back down.
Use a high grade polyurethane caulk not an acrylic or water based caulk.
Replace them with rubber washered screws.
If you have a friend in the attic ask him to direct you to a sturdy spot where the nail can bite into the wood.
Hammer a new nail into the roof about 1 inch above the hole from the previous nail.
Dampen a rag with acetone and wipe the area clean.
There are lots of ways to repair nail holes in asphalt shingles.
Another option would be to drive the nail perhaps using a nail set and then caulk the tear in the shingle above.
However a nail pop is perhaps a symptom of a larger problem and while you re up there i suggest inspecting the entire roof.
Rag sometimes it is better to repair a metal roof than to replace it.
In most cases you can remove nails under the shingles on both sides of the vent to pull it free.