Roofing Nails Through Plywood

Plywood paneling is anchored into wooden wall studs using colored paneling nails also called finishing nails or brads driven inside the darker seams of the paneling.

Roofing nails through plywood.

The nails we use are specifically designed for this job made to keep from pulling away from the rafters being nailed into. To determine the nail length you should consider the number of layers of shingles shingle thicknesses underlayment and flashings installed on eaves. The sharp tip of the roofing nail should completely pass through and extend approximately 3 8 inch past the underside of the roof sheathing. These pieces of plywood need something heavy duty to keep them from slipping off the roof.

Believe me you don t want to have to remove one of these sheets when fastened at the proper nail spacing. Never screwed the plywood roof decking on. 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. These nails protrude about a half inch and are visible.

2 8d galvanized ring shanks with a nail gun. Roofing nails are made of galvanized steel to protect them from the elements. He stated code standards are that the nails protrude through the surface. This nail probably was driven very close to the horizontal seam of the sheets of plywood under the shingles.

It makes sense to use nails to attach the decking or sheathing into place. That is why it is important to use roofing nails when doing a roofing job. 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.