Cedar planks are great for the outdoors, they do not rot and are flea deterrent. The standard planks are a milled 1" thick by 8" wide. Milled wood is slightly smaller than the measurements given. 

• Wood is priced and provided with all the appropriate hardware for shelving.
• Brackets, hardware, and screws included.
• Shelves longer than 66" get 3 brackets (one on each end and another in the middle for support. Shelves equal to or less than 66" get 2 brackets (one on each end.)
• 8" wood is nominal 1x8 = Actual size is 7.25" x 0.875". 1x12 is 11.25" x 0.875"