The choice of thousands of growers who have extremely limited growing space - perhaps just a closet or small corner of an apartment. No problem! With a Sun Hut you can still create a small, indoor garden overflowing with plants! Features: No toxicity issues for your plants. Larger than competitive huts to accommodate Botanicare® 2' x 4', 4' x 4' and 4' x 8' trays or other growing systems. Thick black canvas exterior. Silver interior is 30% more reflective than white plastic interior. Heavy-duty zippers. Metal framing is made of strong and durable steel tubing. Venting and cord holes offer sleeves with draw strings to seal the exit ports around ducting and cords. 4' x 8' Sun Hut® has a removable divider wall in the middle. 4' x 4' and 4' x 8' models have zippered doors in the back for easy access on both sides of the Sun Hut®. Bracket to support exhaust fan and filter. Actual interior dimensions: 2' x 4' model = 54 x 35½ x 84 4' x 4' model = 54 x 54 x 84 4' x 8' model = 112 x 57 x 84 Sun Hut 2 x 4 Instructions PDF sheet HERE Sun Hut 4 x 4 Instructions PDF sheet HERE Sun Hut 4 x 8 Instructions PDF sheet HERE