Proper Installation Of Metal Roofing Over Shingles

Most metal shingles will be attached to the roof using metal shingle.

Proper installation of metal roofing over shingles.

This framework has three big advantages. However you ll want to check with your local building department before you make any decisions. Otherwise you will need to remove the shingles. Can i install a new metal roof over shingles.

Use furring strips to build a slat board on the roof then mount the steel sheets to the slat board. Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed.

Remove the old roofing. Yes you can install a metal roof over shingles. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails. 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.

Installing steel roofing over existing roofing materials is fairly simple. Installing the metal roofing over 1x4 s allows the ability to also install additional insulation under the metal roof. First because the frame is screwed directly to the rafters and the interlocked shingles are screwed to the frame the roof can withstand winds of up to 120 mph without damage. Better steel shingle systems like the one shown install over a framework of 2x2s.

Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once. 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. A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles. It provides a solid flat surface to attach the new metal roof to it creates an air gap between the back of the metal and the shingle roof which allows for airflow.

Another added benefit is that the layers of your old roof will further insulate your home. Metal roofing is resistant to fire rot and termites.