Gorilla grow tents are engineered to increase the plant production, health, and quality of indoor gardening efforts. Grow Tents Plus specialize in a variety of large grow tents that are available in a wide range of sizes and heights that allow for custom installations in very large spaces such as a basement or a garage. The doorways offer 360-degree convenient access. Gorilla Grow tents have height adjusting patent pending adjustable extension poles. There isn't plastic anywhere and they have the biggest zippers on the market, plus Diamond reflection technology. Gorilla grow tents are for experts and perfect for beginners.