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.
How to cover those nails sticking into the attic.
Cut the tubing into pieces about 3 8 to 1 2 long depending on length of exposed nails in your attic then push a piece of tubing onto each nail point.
Hammer a new nail into the roof about 1 inch above the hole from the previous nail.
No more nails in the head.
It must be remembered you must have great soffit ventilation so the air travels through your attic as a constant breeze.
Silicone or acrylic latex caulk caulk gun for sealing small holes 1 4 inch or less several cans of expanding spray foam insulation for filling larger gaps 1 4 inch to 3 inches special high temperature heat resistant caulk to seal around flues and chimneys.
If you are using an approved roof sheathing that is less than 3 4 like 7 16 osb or 3 8 plywood then the nail must go all the way through.
If you use your attic for storage and need protection buy an insulating foam and have it sprayed against the walls.
Without delay this air movement brings in drier outdoor air into the attic.
Speak directly with a supervisor at the roofing company explain your position and ask for options.
The dry air evaporates the frost.
If you are using roof sheathing that is 3 4 or thicker then the nail must penetrate 3 4 min.
Old houses didn t have frost.
A point often overlooked is old houses didn t have this frost on nails problem.
Unless you live in your attic the protruding nail heads shouldn t be a problem.
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.