Asphalt roof shingles were invented around 1901 in grand rapids mi by h m.
Old shigle roof.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Some roofers recommend this practice to homeowners who are planning on switching from an asphalt shingle roof.
All shingle manufacturers honor the warranty whether their products are used for a reroof or a new roof.
Asphalt is one of the most common materials for shingles and as such millions of tons of them are thrown out every year.
Every 5 inches make a new mark until you get to the rop of the roof.
Here s a closeup view of an asphalt roof shingle.
Repeat this on both sides of the roof.
But is this a good idea.
Reroofing is the practice that involves installing a new roof over an existing one.
Check out this early piece of shingle sales literature from the company.
If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing.
But you must take care to install shingles correctly so they lie flat.
Using old roofing materials as interior décor takes a very special individual to be daring enough even to attempt it.
Still when done correctly this technique of shingle recycling can create a lovely rustic look which is very much on trend at the moment.
Continue to chalk additional guidelines based on the width of the shingle through at least four courses rows across the roof.
That s also why building codes commonly limit re roofing to no more than two layers.
Browse owens corning roofing shingles by color shingle lines price features wind resistance and or warranty to find the right roof for your home.
If the job is done correctly with the new layer of shingles laid flat over the existing shingles the old roof cushions the new one and serves as a secondary barrier should wind or water ever break through the new shingles.
As your home ages your roofing will need to be replaced and the old shingles will need to be tossed away.
March 11 2020 by safe harbor roofing.
Pretty innovative for the time right.
However before generating more waste for your local landfill consider alternative disposal solutions first.
Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones.