Roofing Nail Length For 3 4 Plywood

System november 19 2014 9 56pm 5.

Roofing nail length for 3 4 plywood.

This 3 4 spec is most used round here for exposed decorative tongue and groove decking. Size length and gauge of nails. Pound the nails in with a hammer and then tap them in flush with a nail set. Wood shakes minimum 3 4 sheathing wood shakes nail type minimum length 18 straight split 5d box 1 3 4 18 and 24 handsplit and resawn 6d box 2.

A structure s roof truss spacing can vary from every 12 to 24 inches. Note that roofing nails come in different sizes lengths and gauges. The flush set of the appropriately colored nail head will blend in with the darker seam color of the panel. 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.

Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets. Roofing nails range from one to six inches in length. Before you go shopping for roofing nails you need to have an idea of what you are looking for. Stainless steel annular ring shank roofing nail 150 pack.

The thickness of the nail is directly proportional to its length thus the longer the nail. Simpson strong tie 0 131 in. The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing. For dimensional shingles being installed over a layer of existing dimensional shingles you should always use a 1 1 2 inch roofing nail.

If your decking is less than 3 4 inch then a 1 1 2 inch nail will suffice. The specification for this states that on plywood or osb roof decks the nail shall penetrate past the point with the shank exposed. On lumber type decking then a minimum of 3 4 penetration and a irregular nail shank.