The bottom edge of the clapboard is typically around 3 8 inch thick so we just lay the scrap on the roof with the thick edge against the wall.
How to shingle an angled roof.
If your existing roof has shingles on it and it s time to re roof you can very likely use shingles again but on questionable lower slopes it s best to confirm the slope is above the 2 12 minimum just to be sure.
Set the first shingle of the second row back a half tab 6 inches 17 centimeters from the edge of first shingle on the first row and so that the bottom of its tabs just touches the tops of the cutout slots on the shingle below.
When shingling a shed roof with three tab shingles the standard asphalt covered tar backed shingles used on most residential roofs you will come to a point at which the top row must be finished with another type of shingle i e ridge cap shingles.
Start by laying asphalt felt or other underlayment over the roof.
How to shingle a roof 90 pics pro tips recommendations step 1.
This picture gives you an idea of the condition of the existing roof plywood and you.
Remove existing roof and underlayment.
It must be completed at the very end of the shingle run to overlap the uppermost shingles and form a weatherproof seal.
To scribe the roof angle on the ridge a length of stock is leveled over from the common rafters and a 2 by scrap is set against the sleepers.
If you live in an area with inclement weather you should consider using a special ice and water protector.
A roofing harness provides the extra security you need when working on such a roof.
Cut the shingles so that both edges of the upper overlap part have an inward angle.
A shed roof is one that has a single sloping side.
Install new flashing metal.
After the ridge is cut to the correct angle and length it s nailed into place.
The original plan was to preserve a portion of the existing roof since.
Then we install the angled shingles on top of the clapboard removing it when we re done to leave an even drainage gap.
Using your staple gun secure the felt to the roof.
Nail each side of the shingle to each side of the ridge just below the shingles self sealing strip.
Place the first shingle end flush to the edge of the roof.
At slopes below 2 12 a granule surfaced asphalt membrane can be installed and many are available in colors to complement the shingle colors.
Overlap each row at least 3 to 4 inches.