Proper stapling also means keeping the staple crowns horizontal or level.
Nailing vs stapling roof shingles.
At the end of the day the placement of each nail will determine the durability of your shingles.
Staples also offered excellent holding strength and could be installed over a larger roof area quickly.
For one staples cost less than nails adding to their profit per roof.
Ideal nail placement on roof shingles is limited to a very small area.
The importance of nail placement.
Staples made of at least 16 gauge galvanized steel with a minimum crown of 15 16 have been and continue to be used by some applicators to install shingles.
I ve had nothing but problems with our roof because of them.
Staples are the method used years ago that gave machine roofing a bad name.
If the nail is driven outside that area it could impair the roof and void the manufacturer s warranty.
Shingles are designed to be nailed in specific locations and the nail must be driven to a certain depth.
They don t have to.
Under pressured tools leave the nails high causing the shingle above to be lifted and suspect to wind blow offs.
Staples do not hold as well as nails they have less area to hold the shingle and many times are not set right and cut the shingles.
Make no mistake we are in business to make money.
Some shingles after roof traffic will cut through the upper shingle leaving an exposed nail head.
They rust they back out they don t hold and they put two holes through the roof shingle whereas a nail only one.
Staples are not recommended by hodges roofing and most industry organizations.
I assume if your distributor is demoing staples they must be legal in your area though.
Au contraire pgriz but staples do have an advantage over nails.
The farther off horizontal the staple is driven the closer together the staple points are and the less wood is captured between the points.
When the first strong wind blows half of the shingles off it makes life sooo much easier for the next person.
Also the roofer fires off more than needed into the shingle.
Staples should be totally banned from the roofing industry.
Research on use of staples vs nails in asphalt shingle roofs.
Staples for shingle applications are staples recommended as fasteners for asphalt shingles.
A hand nailer can tell better if a nail is high and will give it another hit.
This sketch points out that mis driven nails can also lead to shingle wind damage live link given below.
In the past roofers preferred staple guns for attaching shingles to roof sheeting.
The roofing nail sketch of common roof shingle nailing errors shown here is a detail from fema s asphalt shingle roofing for high wind regions 2.
