This 1 2 tab has to be cut off where it hangs off the left edge of the gable roof.
How to align roof 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.
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Set the first shingle of the second row back a half tab 6 inches 17 centimeters from the edge of first shingle on the first row and so that the bottom of its tabs just touches the tops of the cutout slots on the shingle below.
Gaf mastering the roof chapter 11 this video demonstrates the proper installation technique for timberline shingles.
The two adhesive strips face against the roof deck with the cut edge at the drip edge.
This row should project half an inch 1 27 centimeters over the eaves.
Nail the starter strip with 1 1 4 galvanized roofing nails in a line 1 1 2 to 3 from the drip edge.
Nail down the shingles as you go along.
Tips on how to install shingles on a straight gable roof.
Your last shingle is an exposed shingle.
Installing asphalt shingles on a basic gable roof is one of the most straight forward of all roofing projects.
Install the next shingle approximately 2 3 past the seal strip of the first shingle.
Lay one row of shingles starting from the lower left corner of the roof.
Repeat this basic pattern alternating shingles across the roof working toward the right side using the chalk line to keep the shingles straight horizontally.
Keep this up until you reach the other end of the peak.
Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof.
Place the first shingle end flush to the edge of the roof.
If you are using a power nailer drive nails by squeezing the trigger and bouncing the nailer s tip onto the shingle.
Drive a nail at one end first then drive the others.
At no place on your shingle roof should the shingles line up exactly with the shingles in the previous row.
Once you ve reached the ridge bend the shingle over the ridge so that each side is equal and nail it into place with a single nail on each side.
Use 4 nails per shingle and 6 nails on the prevailing windward sides of the roof as wind resistance nailing.
If you align the shingle.
Nail each side of the shingle to each side of the ridge just below the shingles self sealing strip.
Align the starter shingle so that 3 4 sticks past the drip edge.
Cut your last shingle on each row to size repeating all the way to the ridge.
