- Sycamore standard building - 4m x 3m (approx), 3.7m x 2.7m (approx internal). - EPDM Rubber roof 20-year waranty - 2.8m Anthracite double French door with full height windows to either side - 100mm insulation for the walls and roof. - 50mm insulated sub-floor - external cladding in included - membrane - Step by step manual Assembling is available at extra cost. FREE UK deliveryLead time is around 6 weeks PLEASE NOTE you are getting a full kit to build the same bespoke room as on the picture apart from electricity and interior decoration. Interior cladding would cost an extra £800 Please feel free to ask if you have any questions Everwood cabins