Sigma Compact Small 6.5x8x6.5.ft Greenhouse (Gen 3)DESCRIPTION The Sigma 32 greenhouse is made with weather resistant materials and a polycarbonate panel which ensures resistance to rust and corrosion. A sturdy galvanized pipe frame is used to make this greenhouse withstand moderate to extreme weather conditions and it can also withstand the snow load. The greenhouse is customizable which allows it to accommodate different types of plants and growing techniques. This greenhouse requires little