Hydroponics Grow Tent Kit - 4'x4' - 16 PlantComplete 4'x4'x6. 5' Hydroponics Grow Tent Kit The key feature of this grow tent kit is the quality of the tent itself. There are 3 levels of tent quality and this one is the highest meaning it will last at least 20 years. It has powerful zippers that never break and the tent prevents light odor leakage as well. Also our friendly staff will guide you through the entire process of growing from A Z 24 7 as we always pick up the phone even on weekends.