Protruding Roofing Nails

We just had a new asphalt shingle roof put on and were concerned because hundreds of the roofing nails used to nail down the shingles are protruding through the overhangs of the eaves.

Protruding roofing nails.

If the roof has 1 2 sheathing you should be able to see the nails sticking through in to the attic. For example galvanized by various processes aluminium copper or stainless steel. Protruding nails can actually be a good thing. A roofing nail should have a minimum nominal shank diameter of 12 gauge 2 67 mm and a minimum head diameter of 9 5 mm.

The protruding nails will help hold it in place there are also adhesives for foam that come in std. 3 use the grip rite 11 x 1 1 4 in. Roofing nail should have a barbed shank until the head which eliminates nail pops blow offs and roof leaks. Hammer a new nail into the roof about 1 inch above the hole from the previous nail.

One inch roofing nail the other way to determine if the proper nails were used is to look in the attic. Use the grip rite 11 x 1 1 4 in. All nails must be corrosion resistant. Proper nail visible in attic.

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. Unless you live in your attic the protruding nail heads shouldn t be a problem. Roofing contractors have told me electro galvanized nails that stick out past the sheathing edge can attract water which can prevent the wood deck from absorbing the moisture and rotting. Of the cutting methods the cut off wheel sounds the best to me.

If you use your attic for storage and need protection buy an insulating foam and have it sprayed against the walls. 3 degree electro galvanized steel roofing nails 5 lb pack for applying roofing asphalt shingles insulation board and felt to wood substrates. The photo below shows proper 1 1 4 nails sticking through the roof sheathing on the attic side.