How To Install Solar Panels On Corrugated Metal Roofing
To install solar on batten mounted metal shingles you need to sandwich the solar flashing between two layers of metal shingles.
How to install solar panels on corrugated metal roofing. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart. Take care the first piece is aligned precisely perpendicular square to the edge. The bracket fits over the rib and is held into place by the same galvanized screws that your roofing company used to install the roof. Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.
If it s time to replace your roof before you can go solar you may consider investing in a metal roof install as well. Metal roofs are great for solar because they last a very long time. This article will show how to attach commercially available solar panel mounting brackets to a corrugated metal roof that lacked flat surfaces. The shingles must be removed to attach the mounting hardware to the roof then the layers of shingles and flashing are installed with holes to allow the attachment point to stick out.
There s an effective way to install solar on that too. Always begin working at the point with the longest peak to eave distance. Solar panels and their racking are attached to corrugated metal roofs with a bracket designed specifically for that roofing type. Add the metal panels.
Photovoltaic pv panels produce all of the electricity for this straw bale hybrid home from sunlight. Most solar panel installations are guaranteed. Here trevor describes how a good solar installer should install solar panels to a metal roof and how bad installers in a hurry can do the wrong thing and leave you with a. It is a honour to have him contribute to this humble blog.
If you have a standing seam metal roof your solar installer won t even have to drill holes in your roof as panel mounts can simply be clamped to the raised seams. In the photo above a ladder was used to slide the pv panels to the roof. How to mount photovoltaic pv solar panels to a corrugated metal roof. Trevor is principal of solaris sustainable homes and is a 30 year veteran of both renewable energy and energy efficiency.
Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm. Metal roofs can last up to 70 years whereas asphalt composite shingles are expected to last just 15 20 years.