6'3" x 6'3" octagonal greenhouse 595
Dimension A = 790mm
Dimension D = 790mm
Dimension E = 790mm
Dimension H = 790mm
Overall width = 1910mm (560mm + 790mm + 560mm)
Overall depth = 1910mm (560mm + 790mm + 560mm)
We recommend that your base should be no smaller than the floor size of the new greenhouse and no more than a few inches larger.