Take total control of your plant's environment all year round with this free-standing grow tent. With an assembled footprint of 240cm x 120cm (96" x 48"), it can hold many plants. This non-toxic tent allows you to grow in any way you choose, enabling you to manipulate the growing environment to achieve the optimum climate for your plants. Vent Duct Holes: ? Roof: Ø 150mm (6") ? Top back: Ø 150mm (6") ? Bottom right: Ø 150mm (6") Features: ? Easy, tool-free assembly ? Removable, water-resistant floor tray in case spillage ? Vent duct holes ? Ventilation windows ? Metal grid in ceiling for hanging lights and other accessories ? Black-colored polyester canvas outer shell ? Reflective silver-colored MYLAR inner lining ? Sturdy metal frame structure, with nylon push-lock corners ? Light-tight construction prevents disruption of plant's light cycle ? Sewn-in zippers ? Suitable for both hydroponics and soil-based cultivation ? Discreet packaging