Overlap each row at least 3 to 4 inches.
New roof installation shingle.
Asphalt shingles are most commonly used for new roof construction which cost between 100 and 400 per 100 square foot.
The bottom of these courses must be nailed higher than usual so you can slip shingles under them later.
When applying the new shingles each shingle course will be covered by a step flashing.
If you live in an area with inclement weather you should consider using a special ice and water protector.
You can cut down on costs by shingling over the existing roof.
All roofers install a row or starter shingles or rolled shingle material at the eaves as an added measure of protection against wind blown moisture and ice dams.
Now you can snap a new bond line to align the shingles on the other side.
Install new flashing metal.
This will help determine how the shingles will lay on the.
Using your staple gun secure the felt to the roof.
Get the right number of shingles for the job.
Start by laying asphalt felt or other underlayment over the roof.
Starter strip or shingles.
To roof around a dormer or other obstruction install shingles all the way up and run at least one course past the obstruction.
You ll also need to pay for flashing trim vent covers and gutters to complete the project.
Roof planes that butt against vertical walls at the end of the shingle course are protected by metal step flashing at least 125 mm high and 125 mm wide 5 high and 5 wide.
Metal step flashing pieces there are two simple rules to follow.
It generally takes three bundles of shingles to cover 100 square feet.
It s not always necessary to remove the existing shingles.
Preparing the roof 1.
Measure the length of a shingle as it lies across the roof.