I would suggest to remove the nail and put a urethane sealer which can be found at any home store to seal the hole from underneath.
Roof nail leak.
How to fix nail holes in a roof 1.
Just make sure that you don t damage the shingles lifting them up.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Common causes of exposed roofing nails include.
Small nail holes left behind from old vents satellite dish brackets or anything previously attached to the roof can allow water to enter and cause damage for years before leaking is noticed.
If the nail is angled too much the nail head will not be flush with the shingle and may eventually back out.
If you find a shingle lying in your garden chances are the next rainstorm will be sending water into your house.
Here are a 19 signs you may have a roof leak water stains or damp spots on your ceiling moist drywall or paint around light fixtures or electrical outlets damp spots around interior air vents or fireplaces interior paint bubbling or peeling during hard rains dripping sounds inside your home water.
Isolate areas when you run the hose.
If any of these isn t then the roofing nail can back out possibly causing a hole in the shingle.
Next year it starts leaking again.
Fill small nail holes with silicone caulk or roof cement.
Start low soaking the area just above where the leak appears in the house.
Nail the newcomer down securely and then re nail its neighbors.
This of course can lead to a roof leak.
Cut pieces of.
If possible have someone hose down your roof.
Water or frost can easily effect this nail and eventually cause a leak.
Nail too short nails between seams nails between decking grooves nails in decking knots joints roof decking not strong enough improper nailing angled old deteriorated caulking old decayed rotten decking.
Replacing a shingle is a matter of prying off the nails from the course below and sliding the new shingle into place.
Sometimes a roofing nail will not embed in a rafter like it is supposed to be but will protrude into the attic.
Remove nail lift shingle and apply a small dab where nail penetrated shingle then push the overlapping shingle down and your done.
Another reason for nails backing out or nail pops is the angle that the nail was driven in.
Roofing sub came out took a look found water leaking in at about dozen nails he pulled them and it stopped for a few weeks.
In some cases a leak can be caused by something as small as a roofing nail.
Patch the nail or screw holes by slipping a piece of roof flashing underneath the shingle.
Spray your roof with water and climb into the attic to look for leaks.
Told him don t bother trying to fix it just give me a bid on a new roof.