Place nails in the three tab shingles about 3 4 inch 1 8 centimeters above the cutouts near where the tab meets the upper part of the shingle.
Proper way to nail roof shingles.
Hammer one nail about 2 inches from each end of a shingle.
Nailing the shingles correctly is critical to the roof system s wind resistance.
When nailing shingles proper penetration into the roof deck is essential to ensure the nail and shingle remain secure.
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Proper nail placement is also a requirement for the shingles limited warranty coverage.
Make sure to keep nails out of the tar strip as you work.
So your next course of shingles should cover the nails by 1 inch vertically.
For all owens corning shingles roofing nails should penetrate into the wood deck by a minimum of inch or completely through the roof deck by a minimum of 1 8 inch.
Also place a nail 2 inches from each end of the shingle in line with the other two.
However make sure that you do not nail into the tar strip.
You must place nails in the proper location and drive them flush with but not cutting into the shingle.
Nail the cut off shingle into place about 6 inches from its lower edge.
Then secure another nail an inch above each cutout.
In all use four nails per 3 tab shingle.