Roofing Nails Required Per Square

This is based on 80 shingles per square.

Roofing nails required per square.

If your decking is less than 3 4 inch then a 1 1 2 inch nail will suffice. Roof shingles are measured in squares. Roof material nail length pounds per square coils per square. Generally you should use four nails per shingle.

The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing. Roofing nails per square most shingle manufactures recommend using four nails per shingle on the main area of your roof and five nails per square in the first row of roofing. Osb plywood 72 nails per sheet. With a deck you might have a an 8 foot plank with nails spaced every 6 inches or 16 nails per plank.

For regular three tab shingles this would require 320 nails per square. For high wind areas or when shingles are being applied to a mansard six nails per shingle are required 480 nails per square. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets. At 4 nails per field shingle that s about 320 nails per square.

Shakes and shingles also come in a variety of widths that may also affect the number of nails used per square. This amounts to an average of 320. For high wind areas use 6 nails per shingle or 480 nails per square. Nail quantity per square shingle manufacturers recommend using four nails per shingle in the main part of the roof and five nails per shingle in the first row.

Estimate how many roofing nails you ll need. Comp shingles smooth 1 1 33 2 63. Roofing nails per square. Step 3 calculate the entire area to be built and the number of nails required.

Wood shingles 2 nails per shingle. You will also need 5 nails for each starter shingle. Roof nails per unit. Standard roof installation requires four nails per shingle.

Comp shingles 4 nails per shingle. The rationale behind the number is that in most cases four nails are the right number of nails to do a quality job. Wood shakes 2 nails per shake. A structure s roof truss spacing can vary from every 12 to 24 inches.

This adds up to an average of 320 nails or 100 square feet. If you have high wind areas you will want to use five nails pers shingle equating to about 480 per square. There usually are 80 shingles per square so you would need 320 nails per square. If you are putting a layer of asphalt shingles over an existing layer of asphalt shingles on to a 3 4 inch deck or a plank deck then you should be using 1 1 2 inch nails.

A nail line is indicated on the shingles and locates the correct places to put nails.