After lunch, I worked up the ambition to do some wood working. After gathering some supplies from a scrap pile at the lean-to, I assembled the table saw and the miter box. As usual, I worked without blueprints and made it up as I went. After an hour and a half I had managed to make a separator for the bus bars. I left everything rough cut to match the look of the garage walls. The results:
The thing is rock solid and all set to be painted and attached to the wall.