Roofing Nails Through Plywood

I personally do not like staples because i don t have any confidence in the longevity of the wire gauge.

Roofing nails through plywood.

Roofing nails are made of galvanized steel to protect them from the elements. Believe me you don t want to have to remove one of these sheets when fastened at the proper nail spacing. This nail probably was driven very close to the horizontal seam of the sheets of plywood under the shingles. These nails protrude about a half inch and are visible.

Roofing nails should be long enough to penetrate the roofing material and go 19 mm into osb solid wood plywood or non veneer wood decking or through thickness of decking whichever is less. Holding the roof together. 2 8d galvanized ring shanks with a nail gun. He stated code standards are that the nails protrude through the surface.

To determine the nail length you should consider the number of layers of shingles shingle thicknesses underlayment and flashings installed on eaves. Generally the nails are no longer than 1 inch but if they will be going through drywall increase the nail length to 1 5 8 inches. The sharp tip of the roofing nail should completely pass through and extend approximately 3 8 inch past the underside of the roof sheathing. After contacting the service representative we dealt with during our roofing project we were told the work was done according to code standards and the company uses 1 inch nails on all projects.

These pieces of plywood need something heavy duty to keep them from slipping off the roof. That is why it is important to use roofing nails when doing a roofing job. Never screwed the plywood roof decking on.