Large 11.5' x 10' Outdoor Walk-In Greenhouse with Ventilation WindowsLarge 11. 5' x 10' Outdoor Walk In Greenhouse with Ventilation Windows Give your plants a protected space to thrive with this spacious walk in greenhouse. The sturdy galvanized steel frame and durable PE cover to shield against wind, rain, and harmful UV rays, helping maintain ideal growing conditions. A zippered roll up door allows easy access, while six mesh windows provide airflow and temperature control. Simple to set up and move, this greenhouse