Metal roof frame is weak if the metal frame which is underneath your solar panels is weak then you should avoid installing solar panels on it.
Can i install solar panels on a metal roof.
Solar panels and their absorption of sunlight can prevent the metal roof from becoming as hot as it might have allowing you to ensure an even longer lifespan of your roofing installation.
This is a nice side benefit.
While the majority of solar homes have asphalt shingle roofs metal roofs are actually a better choice if you re planning to go solar.
This is because one of the main concerns of a homeowner planning to install solar panels is to make sure there s enough life left in the roof before putting panels on top of them.
Vertical seam panels.
If you re wondering if you can put solar panels on a metal roof in short the answer is yes.
Weight of one 330 watt polycrstalline solar panel is around 25 kg hence for a 5 kw system which has 16 such panels the overall weight of solar panels and mounting structure would be around 450 kg.