Install Steel Roofing Directly Over Asphalt Shingles

Use furring strips to build a slat board on the roof then mount the steel sheets to the slat board.

Install steel roofing directly over asphalt shingles.

Yes you can install a new metal roof over the top of an existing asphalt shingle roof provided there are not too many layers. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof. 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.

If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. Manufacturers provide 30 year warranties on metal roofing products. Installing steel roofing over existing roofing materials is fairly simple. If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.

However you ll want to check with your local building department before you make any decisions. Metal or steel roofing can be installed over existing composite asphalt shingles with the addition of a framework. Steel roofing offers many benefits over slate tiles or asphalt shingles. Metal roofing is resistant to fire rot and termites.

Yes you can install a metal roof over shingles. If you want to install steel over asphalt your best choice is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.