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Topic ClosedRPod roof edge construction?

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offgrid View Drop Down
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Direct Link To This Post Topic: RPod roof edge construction?
    Posted: 20 Aug 2018 at 11:37am
Hi all, I'm planning a pretty large solar installation on my rPod, mounting large scale 350 watt panels that will extend the full width of the roof. I'd prefer to mount them at the roof edges where I can pick up the structure of the wall to roof joint. 

But I don't have a clear enough idea how the rPod is constructed to know how to attach at that joint. There will at times be some pretty large wind loads imposed by these big modules, so I want to proceed cautiously.  Does anyone, perhaps someone who has been to the factory, know how the roof to wall connection is made and have any suggestions about how to attach there? 

Thanks!
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onesojourner View Drop Down
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Direct Link To This Post Posted: 11 Dec 2018 at 4:57pm
have you considered the flexible panels? 
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lostagain View Drop Down
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Direct Link To This Post Posted: 11 Dec 2018 at 5:56pm
In looking at the flexible 100w panel I have, it looks like you could glue it to the roof.  But the problem would be how to get it off if it needed replacement and whether there is a glue that is compatible with the panel plastic and the gelcoat on the roof.  The panels conform nicely to the roof and if you could get them well fastened to the roof frame members with metal fasteners and come up with an adequate seal, that may work about as well as anything.

For a project that big and the forces that will get exerted on the fasteners to frame connection, seems to me it'd be worth taking a tour of the factory in Goshen, to see how it's really constructed.  

I watched the video and it looks like they have a 1x2 face plate on the wall at the roof line to which they connect the 2x2's of the roof frame; probably with their famous staples.  How the face plate is connected, maybe their typical screws into the interior side of the aluminum frame wall?  

Someone on the board mentioned that the frame aluminum is only about 1/16" thick.  That's not much to fasten to for the forces that the panels will be exerting when hurtling down the highway at 55 mph into a 30 mph headwind.  I suppose you could do some kind of compression sleeve and run the screws through the interior part of the aluminum frame and on into the wood, but then you may end up with leaks as the stuff works under pressure.  

I'm glad you're going to be the one to take it for the team instead of me.  If it works, I have no pride, I'lll just copy your good ideas. Wink

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