Steel Roofing Installation Over Shingles

You can usually install metal roofing over shingles because most types are lightweight thin and pliable.

Steel roofing installation over shingles.

Another added benefit is that the layers of your old roof will further insulate your home. The second way to install a metal roof over a shingle roof is with the use of purlins or battens. 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. Make sure roof is square.

Otherwise you will need to remove the shingles. The purlins are screwed or nailed down to the roof deck depending on how the metal roofing manufacturer has testing for their roofing panels and then the metal is installed to the purlins. 3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof. Install the roofing screws vertically along each rib in the panel.

You want to be sure that the roof and shingles are in suitable shape for the project. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. This is by far the most common way to install a metal roof. This method has its benefits as well.

However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line. Can i install a new metal roof over shingles. 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.

The metal used for the roof can be tin copper aluminum or steel. As long as the plywood under the shingle roof is in good condition this way can provide many benefits. In terms of performance many homeowners choose a steel roof making it the most popular option when it comes to creating a metal roof over existing shingles. Yes you can install a metal roof over shingles.

However you ll want to check with your local building department before you make any decisions. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. This is not a complete install only basic install on a bungalow i. Installing metal roofing over shingles is the best solution.