Forum Discussion
Vintage465
Feb 09, 2017Nomad
With my Samlex Solar panels, they came with these really nifty rubberized expanding fasteners

This is what it looks like completed. I would put some silicone sealant around that dude when you insert it in the 1/2" hole. and I would put some on the threads when you tighten it.

I think unless you're getting into a joist or truss this is the way to go.

This is what it looks like completed. I would put some silicone sealant around that dude when you insert it in the 1/2" hole. and I would put some on the threads when you tighten it.

I think unless you're getting into a joist or truss this is the way to go.
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