Fasteners for asphalt shingles shall be galvanized steel stainless steel aluminum or copper roofing nails minimum 12 gage 0 105 inch 3 mm shank with a minimum 3 8 inch 10 mm diameter head astm f 1667 of a length to penetrate through the roofing materials and a minimum of 3 4 inch 19 mm into the roof sheathing.
Nailing shingles on a roof.
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Do not insert nails into or above the sealing strip.
Not only that roofing warranty coverage might be voided if the inspection finds that the reason for the problem was incorrect nail placement.
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A hand nailer can tell better if a nail is high and will give it another hit.
Some roofers believe hand nailing shingles gives them more control over the process.
Planning and executing a good roofing job requires knowledge of every aspect of the job.
Make sure none of the nails are within 2 of joint of shingle.
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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.
Long time roofing experts suggest 5 to 6 nails per shingle.
It is important to apply roofing nails in the right quantity and location to securely lock a shingle into its place.
Pros and cons of both sides.
Using the correct size of roofing nail will ensure that your roof stays intact for many years to come and can help you avoid the common problem of roofing nails that extract themselves over time and cause you to lose shingles.
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.
Over pressured tools drive nails to deep cutting the mat and loose holding down power needed to withstand high winds or in some cases becoming dislodged and slide down the roof.
For shingles in windy areas use 6 nails per shingle.
When nailing shingles proper penetration into the roof deck is essential to ensure the nail and shingle remain secure.
Bitumen roof shingles may be one of the simplest roofing materials to install but nevertheless they also require specialized and exact rules on how to be fastened.
Lay a starting row at the bottom of the roof along the edge.
Some shingles after roof traffic will cut through the upper shingle leaving an exposed nail head.