Call Thor tech support with your vin # and they may send you a drawing showing roof stringer location. For 3 panels if they are 100 watt go with 10 AWG wire between the panels and the charge controller.
You might want to consider tilt systems or make your own if you camp during the winter months.
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2016 Axis 24.1 E-450 6 spd tranny
300 watts portable solar.
200 watts solar on the roof.
Wrangler JK dinghy
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