Then there are high end roofing installations.
New gingles on roof.
The shingles should jut out from 1 4 to 3 8 inch 7 to 1 cm over the drip edge.
Use the chalk line to snap a straight line vertically every 6 inches.
On average a new roof can range anywhere from 6 000 to 17 000.
Leave the old valley flashing in place and install new over it.
That s also why building codes commonly limit re roofing to no more than two layers.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Because asphalt shingles are routinely exposed 5 in rip down the first strip the starter course so that it is 5 in.
To level out an existing asphalt shingle roof rip down reduce the height of two courses of shingles as shown in the drawing below.
Try on a new roof shingle style boards build your roof 2020 shingle color of the year design inspire get started financing your roof find a contractor.
Meanwhile the most popular roofing material asphalt shingles may cost 4 000 to 6 200 for a full installation.
Installing new roof shingles over old effectively doubles the weight of the roofing so you have to make sure your roof structure can handle the extra load.
Every 5 inches make a new mark until you get to the rop of the roof.
Hammer the nail into the top part of each shingle.
Repeat this on both sides of the roof.