Trevor is principal of solaris sustainable homes and is a 30 year veteran of both renewable energy and energy efficiency.
How to install solar panels on corrugated metal roofing.
It is a honour to have him contribute to this humble blog.
If it s time to replace your roof before you can go solar you may consider investing in a metal roof install as well.
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.
Always begin working at the point with the longest peak to eave distance.
How to mount photovoltaic pv solar panels to a corrugated metal roof.
Most solar panel installations are guaranteed.
In the photo above a ladder was used to slide the pv panels to the roof.
There s an effective way to install solar on that too.
Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.
Metal roofs are great for solar because they last a very long time.
Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.
Add the metal panels.
This post comes courtesy of trevor berrill.
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.
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.
Take care the first piece is aligned precisely perpendicular square to the edge.
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.
Photovoltaic pv panels produce all of the electricity for this straw bale hybrid home from sunlight.
Depending on the type of metal roof you have installations will differ slightly but the big takeaway is that solar panels work well on metal roofs.
This article will show how to attach commercially available solar panel mounting brackets to a corrugated metal roof that lacked flat surfaces.
To install solar on batten mounted metal shingles you need to sandwich the solar flashing between two layers of metal shingles.
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.