The winchester 6ft x 6ft apex greenhouse is a fantastic sized greenhouse featuring fixed styrene glazing and opening windows to help lower the temperature within the garden buildingthe greenhouse is built using 12mm shiplap cladding and 44mm x 27mm framing throughout for a stronger and solid build and features a single door with a turn buttonplease note it is essential the building be treated with a wood preserver within the first three months of assembly and retreated as instructed by the ma