If you have a very thin panel (like a bifacial) you will need a 30mm clamp. If you have an extra thick panel you will need a 40mm end clamp.
This integrated roof mounting kit is a painless, easy installation. Fewer components allow flexibility with your solar array design. These work with all standard module frames, no special grooves or pieces required. Integrated grounding up to 300 modules. These meet + exceed the roofing industries best practices.
How To Use:
As pictured in the above model, you will need two mid-clamps for each of your panels and two end clamps for each of your rows. You will fasten the Rail component into the metal roof using 3 standard metal roofing screws. Then you will affix the mid-clamp or end-clamp to your standard Solar Panel, these work with all 30-50mm framed solar panels.