Sea Hawk Smart Tents: Turn any space into a professional grow room! All Seahawk Smart Tents are designed smart using all the best features in one economical package. The cover is made from light proof fabric along with a removable water resistant inner liner. The upper frame of the Grow-Tent offers fastenings for small filters and reflectors. Made with hewvy duty zippers There is outlet sleeve for ducting fan exhaust. This allows even the largest 1000 watt grow lamps to be used without overheating. There are also inlet side vents at the base of the tent to allow for good air circulation. Easy to construct and dismantle. Light and air tight. Great for beginners and professional growers alike.