u-max greenhouse polycarbonate outdoor garden greenhouse walk-in portable 8'(l) x6'(w) x6.6'(h) adjustable roof hot house u-max <p>this spacious greenhouse has a total surface of 4.37 m2. it can accommodate a considerable number of plants, and will be a great solution for protecting your plants from the cold weather. made of polycarbonate panels, this solid greenhouse is uv resistant and thermally insulated. it can withstand temperatures from -20 °c up to 70 °c.</p> <p>the outdoor greenhouse has a sturdy and maintenance-free aluminium construction for extra stability. the gutter system allows effective water drainage and the open roof vent ensures optimal ventilation on hot days. roof panels are fixed with metal clips, ensuring its durability and long-term use.</p> <p>with the required installation accessories included in delivery, assembly is easy. please note that the roof of our greenhouse cannot withstand heavy snowfall so please take care when it comes through heavy snow.</p>