However make sure that you do not nail into the tar strip.
How to layout chalk lines for a3 tab roof.
Drive a nail at one end first then drive the others.
Because they are growing in popularity they can be easily found and also come with warranties that go all the way up to 50 years.
The measurements are in the video.
In all use four nails per 3 tab shingle.
You will find that 3 tab shingles are the most common type of shingles that people install.
Attach and align shingles to attach a 3 tab shingle align it with the layout line and drive nails 1 2 inch above the cutout slots including the half slots at each side.
If you are using a power nailer drive nails by squeezing the trigger and bouncing the nailer s tip onto the shingle.
How to chalk lines for dimensional architectural 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.