Can I Put A Metal Roof Over Shingles
Camila Farah
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
Can you put metal roof over shingles one question we are often asked is can you install metal roofing over shingles. Installing a metal roof over shingles can also result in an increased chance of trapped water vapor and moisture between the new roof and old roof resulting in new mold and rot. That insulating quality also increases the r value of. However there are some things that you will want to check out before doing it this way.
Better steel shingle systems like the one shown install over a framework of 2x2s. Can i install a new metal roof over shingles. One big advantage to metal roofing is its light weight which means metal roofing can be installed over an existing shingle roof. Another added benefit is that the layers of your old roof will further insulate your home.
Building officials in some areas will only allow a re roof over one layer of shingles while officials in other places may allow you to place the roof over two layers of shingles. As long as the plywood under the shingle roof is in good condition this way can provide many benefits. However you ll want to check with your local building department before you make any decisions. They can put on the new metal roof over 1 x 3s known as furring strips.
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In contrast steel shingles are small panels installed in horizontal rows much like other shingles. This framework has three big advantages. A plus for installing a metal roof over your old roof is the noise factor. 3 install 1 4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1 4 purlins over the shingle roof.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge. Otherwise you will need to remove the shingles. By removing the old roof before the new roof s installation you are able to give the underlayment a thorough inspection to ensure there are no damages that could cause leaks or other issues with your new roof. If you are trying to decide between the two materials it s important to carefully look at the metal over shingle roof problems.
Yes you can and by doing so you save in the labor and hassle of tearing off the old roof and you won t be contributing to filling our landfills.
Source : pinterest.com