Hold the shelf frame so the bottom is level with the ends of the boards hanging from the ceiling. I secured the shelves to the brackets with 1 12 screws. Build Diy Garage Floating Shelf Diy Cost Of Building A Wood Fence Garage Storage Shelves Diy Diy Overhead Garage Storage Garage Storage Shelves DIY garage shelves constructed from rain gutters make for standout wall-mounted storage. Making garage shelves . Use a Kreg Jig if you have one or screw at an angle to attach. Which means I had to have a seam in the shelves. Storing lightweight materials would be safer but you may use metal angle or corner brackets to make the rack more supportive. Untack the front of the shelving from the back 2x4. You have to measure it well where you will install the shelves. After that you can start cutting the plywood. Assemble The Back of The Garage Shelves Lay two of the leg pieces down flat on the ground or on the workbench parallel to each other. After building and painting a fra...