Repeat this on both sides of the roof.
How to install shingles on a lean to roof.
Use the chalk line to snap a straight line vertically every 6 inches.
The first thing i decided to stop laying.
Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps.
Many pros shingle in a vertical line up the roof because it s much faster.
Arrange them in neat rows to ensure that water will not fall between the shingles that are not aligned.
Every 5 inches make a new mark until you get to the rop of the roof.
Washers on your own a few places ive read in place.
Start from the edges and move towards the house.
Alternate rows by staggering the joists between the shingles.