Plywood and some 1x4's. I stained it black and then put some epoxy on the top.
Most of it is material with some labor. Me, my dad and, my cousin did most of the work.
Yes I had one planed from the start.
I don't know the price diffrence. I got the building though work and I got hook-ups.
I'm very happy. They are 10 tandem strips. T8