Dimensions: 100 15/16" W x 121 7/8" L x 84 5/8" H. This greenhouse is a spacious 8'x 10' with eight half-panel adjustable roof vents, two adjustable rear-wall intake vents and a double end door for exceptional natural ventilation. Mounts on attractive base kit that includes ground stakes. Lots of headroom. Rustproof design. Single-layer polycarbonate gives clarity, but is virtually unbreakable. Set -up time is approximately one day.