You ll get the most life out of your shingles and your roof by laying them in a smart.
Laying shingles on a flat roof.
Starting at the bottom of the roof map out a guideline with chalk.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Continue to chalk additional guidelines based on the width of the shingle through at least four courses rows across.
After completing a column the roofer can go back down to the eave edge of the roof and start laying the next column of shingles.
But remember the lowest pitch accepted by most cities and counties for applying basic asphalt shingles is a 3 inch rise to a 12 inch run.
Pattern curling and shadowing color blending.
Putting shingles on a flat roof is probably not the best way to go but in the event you decide you want shingles on your flat roof instead of shakes tile or metal here are a few good pointers to follow.
Consider four and five.
Using alternate patterns 1.
You won t void your warranty by going with the racking method but with some manufacturers you d have trouble collecting a settlement on two specific problems.
Stagger each course to achieve the half pattern.