Nice job. One question though, what is your plans to winterize? I mounted my accumulator vertical so water would naturally drain, but would have like to mount it horizontally like yours.
2000 Cherokee 29BH with 6V batteries, LED lights & 400 watts of solar power, flipped axles and raised. 2007 Tundra 5.7L DC-LB with lots of mods. C-co, 8/158th AVN Maint.