"This easily assembled Snap & Grow Greenhouse is the perfect solution for greenthumbs that want to work their magic all year-round. With a spacious interior, the greenhouse makes a great home for all of your plants. Three pre-assembled roof vent and double doors provide excellent ventilation, while downspouts allow you to capture rainwater for your garden. Frame Spacing in. 24, Frame Type Corrosion-resistant aluminum frame, Color Silver, Glazing Clear, single-layer SnapGlas polycarbonate panel, Dimensions L x W ft. 16 x 8, Width in. 96, Outer Material Polycarbonate, Length in. 192, Style Snap and grow, Center Height in. 102, Ventilation 3 Pre-assembled roof vents. Pre-installed weather stripping Split door and vent windows are preassembled out of the box Tough, crystal-clear polycarbonate SnapGlas panels slide and lock into place without complicated tools SnapGlas provides 100 UV protection and is virtually unbreakable No small clips or hardware required for assembly Includes anchoring brackets"