ShelterLogic GrowIT Heavy Duty Walk-Thru Round Greenhouse, 12 x 24 x 8 ft. ClearView, triple-layer, heat bonded ripstop translucent cover is waterproof and UV treated inside and out. ClearView cover provides enhanced illumination designed specifically for plant growth and protection Roll-up side panels and half moons screen vents at each end provide optimal airflow and temperature control Heavy duty Greenhouse for the experienced grower delivers quality construction and quick and easy assembly 31 in. ShelterAuger anchors come standard Heavy duty 1 5/8 in. all-steel frame, patented ShelterLock Stabilizers, Ratchet-Tite tensioning, and the Easy Slide Cross Rail System provide a stable and durable Greenhouse The Grow IT 6 x 10 x 6 ft. 6in. greenhouse is the ideal, backyard grow house to start seedlings or extend the growing season Featuring 1 3/8 in. high grade steel frame with DuPont Premium powder coat finish for a stable and durable greenhouse The specially designed Clear View triple-layer, heat bonded Rip Stop translucent cover provides enhanced illumination for plant growth and protection Half moon screen vents at each end allow for increased airflow and temperature control Ready to build right out of the box,