Old Shigle Roof

Here s a closeup view of an asphalt roof shingle.

Old shigle roof.

March 11 2020 by safe harbor roofing. Reroofing is the practice that involves installing a new roof over an existing one. Using old roofing materials as interior décor takes a very special individual to be daring enough even to attempt it. But is this a good idea.

Asphalt is one of the most common materials for shingles and as such millions of tons of them are thrown out every year. Have you ever seen a vintage tin stamped ceiling. Still when done correctly this technique of shingle recycling can create a lovely rustic look which is very much on trend at the moment. Should old shingles be removed before new installation.

Browse owens corning roofing shingles by color shingle lines price features wind resistance and or warranty to find the right roof for your home. Repeat this on both sides of the roof. Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles. Every 5 inches make a new mark until you get to the rop of the roof.

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. That s also why building codes commonly limit re roofing to no more than two layers. Asphalt roof shingles were invented around 1901 in grand rapids mi by h m. Some roofers recommend this practice to homeowners who are planning on switching from an asphalt shingle roof.

Pretty innovative for the time right. But you must take care to install shingles correctly so they lie flat. Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones. Continue to chalk additional guidelines based on the width of the shingle through at least four courses rows across the roof.

If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing. As your home ages your roofing will need to be replaced and the old shingles will need to be tossed away. 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.