First our nails are 1 inch hot dipped galvanized ring shanked for extra bite versus a smooth shank that is less secure.
Roofing nails per square shingles.
This amounts to an average of 320.
However placement of the nails is the most important in any roofing job.
The rationale behind the number is that in most cases four nails are the right number of nails to do a quality job.
Some use five nails on the starterrow.
That means 252 nails per bundle.
For regular three tab shingles this would require 320 nails per square.
Other styles of shingles may require more or fewer nails per shingle and may have more or less than 80 shingles per square.
Standard roof installation requires four nails per shingle.
We use 4 6 nails per shingle depending on the area and steepness of the roof.
There are 63 shingles perstandard bundle.
This adds up to an average of 320 nails or 100 square feet.
Roof material nail length pounds per square coils per square comp shingles smooth 1 1 33 2 63 comp shingles dimensional 1 1 4 1 63 2 63.
In high windareas more will be needed.
These nails are installed using an air driven nail gun to assure the shingles are fully secured.
Generally you should use four nails per shingle.
For high wind areas or when shingles are being applied to a mansard six nails per shingle are required 480 nails per square.
If you have high wind areas you will want to use five nails pers shingle equating to about 480 per square.
It takes four nails per shingle.
A nail line is indicated on the shingles and locates the correct places to put nails.
Wood shingles 2 nails per shingle osb plywood 72 nails per sheet.
Let us explain a bit more.