Roofing Nail Length For 3 4 Plywood

For dimensional shingles being installed over a layer of existing dimensional shingles you should always use a 1 1 2 inch roofing nail.

Roofing nail length for 3 4 plywood.

Note that roofing nails come in different sizes lengths and gauges. The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing. To determine the nail length you should consider the number of layers of shingles shingle thicknesses underlayment and flashings installed on eaves. Stainless steel annular ring shank roofing nail 150 pack.

If your decking is less than 3 4 inch then a 1 1 2 inch nail will suffice. Simpson strong tie 0 131 in. 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. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets.

Before you go shopping for roofing nails you need to have an idea of what you are looking for. The flush set of the appropriately colored nail head will blend in with the darker seam color of the panel. 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. More than 1 layer of roofing not recommended over 3 8 sheathing. This 3 4 spec is most used round here for exposed decorative tongue and groove decking. System november 19 2014 9 56pm 5.

Size length and gauge of nails. The thickness of the nail is directly proportional to its length thus the longer the nail. The specification for this states that on plywood or osb roof decks the nail shall penetrate past the point with the shank exposed.