A lean to shed is a great structure to keep in your backyard and fill with gardening supplies, landscaping tools, or whatever else you need to store. you can build a lean to shed relatively inexpensively with materials purchased at a local.... Lean-to sheds are flexible and easy to build and use. our lean-to sheds are easy to assemble and very flexible as you can place the door at either end of the shed depending on where you want the shed to be. apart from our compact lean-to sheds, we offer a great variety of garden sheds in all kinds of sizes and materials - from small and compact.