In australia for instance there are cool roof energy savings and incentives for having a painted roof specifically a roof that s considered solar.
How to shingle your own roof.
Nail each side of the cap shingle into the roof.
Nail through the self sealing stripe along the center of each shingle.
Place and nail the shingles from the bottom of the roof to the top.
Step 4 install the new shingles.
For example painting your roof shingles a lighter shade can directly lead to reduced energy consumption.
Choosing a good color for roof shingle painting can significantly impact the environment.
A square of shingles covers an area of 100 square feet.
Shingle coverage three tab shingles usually carry a 20 25 or 30 year warranty against manufacturing defects.
The cap of each shingle should fall evenly in half over each side of the ridge.
Asphalt roof shingles are sold and installed in units called squares.
Install the new shingles using galvanized roofing nails.
Install shingles from the lower left corner working to the right and also working up the roof slope.
Laminated versions carry a lifetime warranty which means for as long as you own the house or for a maximum of 40 to 50 years.
If the gaps lined up water could get directly onto the roof sheathing and then seep in through a nail hole.
Ensure that each cap overlaps the one below it by 1 4 inch 7 cm.