Shingle coverage three tab shingles usually carry a 20 25 or 30 year warranty against manufacturing defects.
How to shingle your own roof.
Nail each side of the cap shingle into the roof.
The cap of each shingle should fall evenly in half over each side of the ridge.
If the gaps lined up water could get directly onto the roof sheathing and then seep in through a nail hole.
A square of shingles covers an area of 100 square feet.
Ensure that each cap overlaps the one below it by 1 4 inch 7 cm.
Install shingles from the lower left corner working to the right and also working up the roof slope.
In australia for instance there are cool roof energy savings and incentives for having a painted roof specifically a roof that s considered solar.
Nail through the self sealing stripe along the center of each shingle.
For example painting your roof shingles a lighter shade can directly lead to reduced energy consumption.
Place and nail the shingles from the bottom of the roof to the top.
Arrange the shingles so the ends and the tab notches do not lie directly above gaps in the shingle below.
Step 4 install the new shingles.
Asphalt roof shingles are sold and installed in units called squares.
Place the ridge cap shingles over the roof ridges.
Install the new shingles using galvanized roofing nails.