How to build a shed base for your garden shed is a very popular question to diydoctor and in all honesty there are a number of ways to do it. we have chosen a standard construction method which allows for a damp proof membrane under the slab to stop damp rising up through it.. How to build a shed base. without the correct base erecting a shed can prove very tricky. it is extremely important that all garden buildings are constructed on a firm and level base which is constructed from the correct, durable material. the concrete base cna be level with the surrounding soil or raised above. if you require a level with. Concrete blocks are a great way to create a level base for your shed. they can be doubled up to give a wide base, or stacked to build piers for higher clearance or uneven slopes. concrete blocks are ideal for flat or on-grade foundation support..
