Trim the tabs off of enough of them to cover the length of the roof using a utility knife.
How to attach roof shingles.
Get your trowel and another scoop of cement and apply it on the roof below the second chalk line.
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.
Lay the first row of shingles directly covering the narrow starter row.
Open a pack of three tab shingles.
Butt a full shingle up against the cut shingle and nail into place.
Use the chalk line to snap a straight line vertically every 6 inches.
Overlap each metal piece by at least 150 mm 6 and use asphalt plastic cement under each section of overlap.
Many pros shingle in a vertical line up the roof because it s much faster.
Watch and see how easy it is.
Repeat this on both sides of the roof.
Repeat this basic pattern alternating shingles across the roof working toward the right side using the chalk line to keep the shingles straight horizontally.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Snap a horizontal chalk line over the starting row to use as a guide.
Center a minimum 610 mm 24 wide minimum 28 gauge pre finished galvanized metal valley liner in the valley and fasten with only enough nails to hold it in place nailing at the edges only.
Cut six inches off the length of the first starter shingle nailed on then use the rest of them full size.
Every 5 inches make a new mark until you get to the rop of the roof.
Place these starter strips side by side on the tar with their edges.
Apply roofing cement and secure the second layer to the roof.
Once the cement is spread across the roof it s time to place the second layer down.
Handy home shows you universal shingling techniques that can be applied to any shed.