Install New Roof Over Old

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Install new roof over old.

Looks just as good and lasts as long. Can new plywood be installed on a 40 year old roof without removing the old. March 11 2020 by safe harbor roofing. If you re going to add a roof on top of an old one it s a good idea to remove any loose shingles and apply a new layer of 30 pound roofing felt before laying the new shingles.

But you must take care to install shingles correctly so they lie flat. Roy gingrich of ellicott city has a 40 year old house with an asphalt shingle roof surface. I had a leak in my roof before he installed the new roof. I thought that was an odd answer.

Has the same manufacturer s warranty. Should old shingles be removed before new 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. He said he did not need to that he put a new roof over it.

Chances are your roof structure was designed for a dead load of one layer of shingles plus extra for snow and a safety margin. But he is a professional and knows what he is talking about. Call for free estimates from roofing pros now. I asked him if he repaired the leak.

Some roofers recommend this practice to homeowners who are planning on switching from an asphalt shingle roof. Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones. In this video i take show how to proper recover an old roof and make it look like it s a single layer check it out you might find useful tips for your new. Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option a properly installed layover roof can look and function as well.

I had a new metal roof installed a year ago in january 2019. Reroofing is the practice that involves installing a new roof over an existing one. Metal over metal retrofit considerations there are a number of issues a roofer will have to deal with when it comes to metal over metal retrofits but listed below are a few where the use of a roof hugger system may help resolve. The existing asphalt.

As long as it s done right and under the right conditions installing new shingles over old ones can last as long and look just as good as a complete re roof.