Corrugated metal roofs are no problem for solar installations

By Kelly Pickerel For solar installers most familiar with comp shingle or tile roofs, encountering a metal roof can be challenging. Besides just the many different types of metal, there are also different metal roofing systems. If the structure has a standing seam roof, solar installation is somewhat easier. Panel mounts clamp to the seam without penetrations. A corrugated metal roof, though, requires a direct attachment to the roofing structure. Flashing can’t be slid underneath, so waterproofing is especially important.
“The profile of a corrugated roof is not strong enough to support the mounting system, so the roof attachments are required to penetrate the

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