Create a strong, sturdy and most importantly level base for your shed or garden building with the Mercia Portabase. Made from high quality pressure treated timber it can be assembled and installed in minutes, mounting the wooden frame on the galvanised metal spikes included. Providing a raised platform on which to mount your building, it protects from damp and solves the problem of uneven or sloping ground. Please note this is not a floor, all our buildings are supplied with a floor as standard.