Roofing Nail Length For 3 4 Plywood

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.

Roofing nail length for 3 4 plywood.

Roofing nails range from one to six inches in length. For dimensional shingles being installed over a layer of existing dimensional shingles you should always use a 1 1 2 inch roofing nail. This 3 4 spec is most used round here for exposed decorative tongue and groove decking. The specification for this states that on plywood or osb roof decks the nail shall penetrate past the point with the shank exposed.

Stainless steel annular ring shank roofing nail 150 pack. The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets. Simpson strong tie 0 131 in.

The thickness of the nail is directly proportional to its length thus the longer the nail. On lumber type decking then a minimum of 3 4 penetration and a irregular nail shank. Before you go shopping for roofing nails you need to have an idea of what you are looking for. 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.

To determine the nail length you should consider the number of layers of shingles shingle thicknesses underlayment and flashings installed on eaves. More than 1 layer of roofing not recommended over 3 8 sheathing. Size length and gauge of nails. The flush set of the appropriately colored nail head will blend in with the darker seam color of the panel.

Note that roofing nails come in different sizes lengths and gauges. System november 19 2014 9 56pm 5. 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.