Oct 07, 2020 · Popular Types of Foundations Used for Sheds. #1 Shed Foundation with ncrete Pavers. #2 Solid ncrete Blocks. #3 Deck Blocks. #4 Gravel Pad and Timber Frame. #5 Skid Foundations. #6 Plastic Foundations (or Plastic Garden Shed Base Grid) #7 Kit from Manufacturer. #8 ncrete Piers and Bea Foundation for a Shed.