Nails Or Staples For Roofing Shingles

3 4 staples pull out with 5 10 lbs.

Nails or staples for roofing shingles.

Although staples are allowed in some jurisdictions they do not provide the same holding power. When estimating nail or staple usage for your roofing project you should budget 400 nails or staples per square. Breaking it down further you ll typically use four fasteners per 3 tab shingle. When properly installed a staple grabs and holds more material than the small head nail could ever hope to.

The international building code requires that roofing nails have a minimum 12 gauge shank and a 3 8 inch diameter head. Galvanized roofing nails tend to resist rust formation and they are a suitable option for asphalt shingles. Of force per staple. However always consult your local building authority for exact code requirements.

Owens corning requires using either galvanized steel stainless steel or aluminum nails to affix shingles. 5 8 staples which penetrate only 1 4 can pull out with as little as 1 lb. Some of our results were as follows. The installation manual for the cssb says that staples for attaching sidewall shingles must be stainless steel.

As we state in our companion article asphalt shingle installation best practices the preferred fastener is galvanized roofing nails with a minimum 12 gauge shank and head diameter of at least 3 8 inch. For one staples cost less than nails adding to their profit per roof. They are an accepted fastener by shingle manufacturers such as sbc and maibec. Roofing nails staples.