got them from lowes, they put them on sale every once and while
Utilitech Pro Strip Shop Light (Common: 4-ft; Actual: 3.23-in x 48.03-in)
Item # 595685 Model # MXL2005-LED2X20K840
I plan on finishing the walls with osb and the 1x3s like in the last pic. Was putting up the osb, but I ran out of screws. Lol, and had to get back to working on my friends quads.
I built him a trailer and a few other welding jobs, but he told me about 10,000 to 12. I had another est from a insulation company and it was about 5,700 so for 2inches with the topcoat it got to be pretty good.