Mounting Solar Panels On A Metal Roof

To install solar on batten mounted metal shingles you need to sandwich the solar flashing between two layers of metal shingles.

Mounting solar panels on a metal roof.

I have solar panel on my corrugated metal roof and not sure if the solar panel roof mounting is to blame as the rubber on top of the bolt is not covering the whole bolt head however there is a rubber between the corrugated sheet and bracket. In this case you may need a system that includes a spacer. Roll insulation under many metal roofs is already crushed at the cross beams and further fastening is an not issue. Use the right self drilling screws.

Standing seam metal roofs have rails the seams built right in ready for direct attachment of solar panels this integrated and cost free feature makes solar mounting quick and convenient. Snapnrack s corrugated straddle block attaches to the roof at the peak of the corrugation. Each mounting manufacturer has a different design and way to attach to sinusoidal corrugated roofs. The type of metal roof will affect the type of solar mounting system needed for a successful install.

In fact metal roofs are the best type of roof to pair with solar panels. Use types that are made for self drilling through a metal roof into wood. See image to the left.