I ve had nothing but problems with our roof because of them.
Nailing vs stapling roof shingles.
Staples should be totally banned from the roofing industry.
This sketch points out that mis driven nails can also lead to shingle wind damage live link given below.
Shingles are designed to be nailed in specific locations and the nail must be driven to a certain depth.
They don t have to.
Proper stapling also means keeping the staple crowns horizontal or level.
Au contraire pgriz but staples do have an advantage over nails.
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.
Staples for shingle applications are staples recommended as fasteners for asphalt shingles.
Staples are the method used years ago that gave machine roofing a bad name.
Research on use of staples vs nails in asphalt shingle roofs.
The importance of nail placement.
As with nails overdriven staples break the surface of the shingle which weakens their holding power.
Ideal nail placement on roof shingles is limited to a very small area.
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.
I assume if your distributor is demoing staples they must be legal in your area though.
Staples also offered excellent holding strength and could be installed over a larger roof area quickly.
When the first strong wind blows half of the shingles off it makes life sooo much easier for the next person.
At the end of the day the placement of each nail will determine the durability of your shingles.
Under pressured tools leave the nails high causing the shingle above to be lifted and suspect to wind blow offs.
Also the roofer fires off more than needed into the shingle.
Make no mistake we are in business to make money.
We are talking nails hand or gun.
In the past roofers preferred staple guns for attaching shingles to roof sheeting.
For one staples cost less than nails adding to their profit per roof.
If the nail is driven outside that area it could impair the roof and void the manufacturer s warranty.
A hand nailer can tell better if a nail is high and will give it another hit.
The farther off horizontal the staple is driven the closer together the staple points are and the less wood is captured between the points.
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.