Arborea Patio Greenhouse: 9 FT overall height, 12x13.5x9FT. Extra large space to be a green house for plants, or used for recreation house. Upgraded 5.5 FT wall height, easy to access, and no need to bend over. The walk in greenhouse is designed with a focus on efficient ventilation. It features 4 Vents & Swing Double Doors that can be easily adjusted to control temperature and humidity, maintaining proper air circulation.