One of the strongest bases on the market, the Pro Shed Base is made using the highest quality recycled plastic with a load capacity of 180 tonnes per metre squared (180000kg). The base is well ventilated & even the fixing pins & packaging are made from recycled materials. All of the kits are delivered with a free heavy duty weed membrane. Product comes delivered in 15kg parcels. Bases are available in a large number of sizes, ranging from 3ft x 6ft to 20ft x 10ft (see size option). Click here to see the Pro BASE Design & Installation guide. Please note all garden building needs to be installed on a solid & level foundation. It is highly recommended to construct a base for all outdoor buildings. Click here to view all our bases. Please note, unfortunately we cannot deliver this item to the Channel Islands.