Curling roof shingles are most often caused by an excess of moisture accumulation and or an improperly ventilated attic space.
How to place shingles on roof in the middle.
The term fishmouthed is a term for asphalt shingles that have curled in the middle of the shingle tab.
This project guide is a combination of those two articles and it covers replacing the existing roof decking installing underlayment and ice dam protection laying the first row laying shingles in the field flashing ridge shingles and vents and more.
Many pros shingle in a vertical line up the roof because it s much faster.
Make sure that the tab of the shingle in the second course will cover it completely.
Curling of roof shingles is often seen with cupping shingles see below.
Repeat this basic pattern alternating shingles across the roof working toward the right side using the chalk line to keep the shingles straight horizontally.
Place nails in the three tab shingles about 3 4 inch 1 8 centimeters above the cutouts near where the tab meets the upper part of the shingle.
Use 4 nails per shingle and 6 nails on the prevailing windward sides of the roof as wind resistance nailing.
Lay the shingles down so that the bottom edge just overlaps the vertical cutouts.
Handy home shows you universal shingling techniques that can be applied to any shed.
Work your way up the roof nailing down the shingles with four nails starting at one side and nailing across just.
Butt a full shingle up against the cut shingle and nail into place.
Shingling a shed and want some tips.
Place the second step flashing piece over the end shingle in the first course by positioning it 143 mm 5 5 8 above the bottom edge of the exposed asphalt shingle.
Secure the horizontal flange to the roof.
Watch and see how easy it is.
However make sure that you do not nail into the tar strip.