Gorilla Grow Tent &ndash; 9 Feet Length x 9 Feet Width (Adjustable Height) feature a patent pending adjustable height extension kit that gives you the ability to increase your growing height from 7ft to 8ft or even 9ft tall made with 1680D threaded, reflective fabric, which is up to 3  9x denser than any other grow tent frames are up to 2  5x stronger than any other grow tent. The poles are 100% metal and each has fasteners that securely lock your structure in place feature the sturdiest and most durable flood pool that will genuinely hold water. The density of the thread makes the entire structure ripsistent. Another great item from Flora Hydroponics