For mounting the hood:
Was watching "Garage Mahal" on DIY channel (no flames please!) and they did just what you suggest. They used a 2x6 cut down the middle length wise to form a "french cleat", with one half mounted to the hood and the other half mounted to the wall. Should be strong enough...
Let's see.....26 cabinets.....each 28" wide. That's 60'-8" of cabinets! That should go down both side walls and the back wall of an average 2 car garage.
No, they had the display unit hard mounted. I did get all the screws they had mounted it with though.
Today I went and cleaned out 3 more stores of boxed units. 1 each in North Dallas, Plano, and Richardson. All I left were the displays. The Richardson store had the clearance price, but the...