The Sunrise Umbrella Outdoor Plant Gardening 24.6L x 10W x 7H ft. Large Hot Walk-In Greenhouse allows you to grow a generous amount of seedlings and tropical plants, while remaining easy to assemble. Constructed with a sturdy powder coated steel tube frame, this Large Hot Walk-In Greenhouse boasts an impressive 246 square feet. The one-piece zippered door rolls up and ties out of the way for easy convenience, while the 10 white mesh mosquito windows on either side can be left open or zipped shut to control air flow and humidity. A green UV mesh polyethylene cover keeps out pest and protects against inclement weather, and is secured to the frame with ties for added stability and longer life.