EcoBase the UK’s original plastic grid foundation system for garden buildings.Create a base for a garden building using an easy to use EcoBase Fastfit Base Kit. As an environmentally-friendly alternative to paving flags or wet-mix concrete, Ecobase Fastfit is made up of recycled grids that interconnect to provide you with a base for your garden building that is firm, strong, long-lasting and well-drained.Ideal for most 6.5 x 4m (20 x 13ft) buildings this 104 - grid Base kit simply snaps together so it’s quick and easy to lay and is supplied with a sheet of permeable membrane (Approximately: 21ft 3inch x 13ft 1inch) to suppress the growth of weeds. The grids are lightweight so they can be picked up, carried and laid with ease and are robust - providing a firm strong and long-lasting base for your building.Cost effective - the supply and installation of these grids cost less than wet mixed poured concrete. Time saving - the kit requires less preparation time, with no concrete curing tim