Grow1 Heavy-Duty Greenhouse Hoop House - 10ft x 10ft x 6.5ftGet year round growing power with this 10 foot hoop house that boosts yields, extends seasons, and protects your plants in any weather. Commonly called hoop houses, high tunnels, or cold frames, non engineered greenhouses are hands down the best bang for your buck when installing an enclosed growing space. These greenhouses feature sturdy steel frames. If you can turn a wrench, you can build one of these sturdy greenhouse structures. Whether you're a