Nails should be corrosion-resistant, wide-head roofing nails of the proper length. Corrosion-resistant nails can be made of galvanized steel, copper, aluminum or stainless steel. Fasteners should not be over-driven, which will cause them to cut part-way through the shingle and lower its wind resistance.
Do you use 4 or 5 nails per shingle?
Four nails per shingle is widely accepted as the industry standard, but warranty requirements and building codes may call for more.
What size nails should I use for second layer of shingles?
You should use one-quarter-inch nails for a standard-thickness shingle, and one-half-inch nails for special-thick shingles.
What nails do I use for 3 tab shingles?
NAILING: Use galvanized (zinc coated) roofing nails, 11 or 12 gauge, with at least 3/8″ diameter heads, long enough to penetrate through plywood or 3/4″ into boards. Use 4 nails per shingle placed 6-1/8″ above the butt edge, 1″ and 13″ in from each end and 1/2″ above each cutout.
What kind of nails should be used to fasten asphalt shingles Related Questions
How long should shingle nails be?
Typically, a roofing nail measures anywhere from 1 to 2 inches. A roofing nail should be long enough to penetrate the shingle and then as the plywood or OSB decking beneath by at least 3/4 of an inch. The sheathing thickness can vary, so you may need longer nails depending on the decking used.
Is hand nailing shingles better?
Roofing manufacturers have determined that hand-nailing shingles and using a nail gun are both valid methods of installing shingles, so it is not a reflection on your roofer’s work quality level if they choose one over the other.
Can roofing nails be too long?
Can Roofing Nails Be Too Long? A nail that is 3-inches (or longer) could poke through the decking and protrude through the attic ceiling.
How many nails do I need for 5 bundles of shingles?
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. 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.
Is 2 layers of shingles OK?
As mentioned above, homeowners are legally limited to two layer of roof shingles. Therefore, if you already have two layers, you’ll need a full tear-off. Additionally, if your roof is severely damaged, it likely won’t be able to support the weight of a reroof and will need to be torn off.
Are 4 nails required for fastening each shingle?
To prevent damage to shingles during application, they must be sufficiently warm to allow proper forming. IMPORTANT: Use two nails to fasten each shingle. Nails must be minimum 13‚ÅÑ4″ (45 mm) long.
Does anyone use 3-tab shingles anymore?
This article is not saying 3-tab shingles are a bad roofing material. It’s just important to know they’re being phased out of the industry, and the preferred asphalt roofing choice is now architectural shingles.
How do you keep 3-tab shingles straight?
Snap horizontal chalklines to help you keep the courses straight. First, snap a line for the top of the starter course, whose bottom will be flush with the waterproof shingle underlayment (WSU) or felt underlayment (which overhangs the drip edge by ¬Ω inch). Then snap lines for every course or every other course.
Do people still use 3-tab shingles?
Due to being outdated and of lower quality, most reputable roofing contractors will only install 3-tab shingles when that’s the only way to match other shingles or when Homeowners’ Associations specifically require them.
How do you nail down loose shingles?
Position the pry bar on top of the loose shingle and grab each lifted nail. Push on the pry bar or hit it with a hammer to pull the nail out completely. Repeat this process with each shingle. Nails going through the row of undamaged shingles above the loose ones should be securing the lower row as well.
What is used to fasten roofing shingles to a roof?
Fasteners for asphalt shingles should be roofing nails or staples. The head of a roofing nail or the crown of a staple is what actually holds a shingle in place.
How many nails do I need for 7 bundles of shingles?
Generally, you should use four nails per shingle in the field of the roof, and 5 nails per starter shingle. For regular three-tab shingles, this would require 320 nails per square for field shingles.
How far should shingles overhang drip edge?
Asphalt shingles should overhang the exterior edge of the drip edge by ¼ to ¾-inch. Check local building code for drip edge requirements prior to the start of your roofing project.
Should roofing nails be smooth or ring shank?
While not as strong as ring shank nails, smooth shank nails are a lot less expensive and easier to drive. They can be made from copper, aluminum, stainless steel, or galvanized carbon steel. Smooth shank roofing nails are the standard, cheapest, and most commonly used roofing nails.
Should you see nails on shingle roof?
Ideally, you should never see the nails on your roof. Properly installed nails should be flush to the shingle they are inserted into and covered by the shingle above them. This ensures that they are secure and unseen.
Do you nail shingles in the tar strip?
Because the thickness, weight, and shape of shingles vary, manufacturer’s instructions vary slightly. But virtually all manufacturers agree that nails should be installed below the adhesive strip.