12’x20’x8′ Rib Round Style Powder Coated 1-5/8″ Frame

Grow it heavy duty round greenhouse 12 x 20 x 8 ft. The Grow IT Heavy Duty Greenhouse with roll-up side vents deliver quality construction, quick and easy assembly and best in class value. Featuring 1 5/8 in. heavy duty all-steel frame, patent pending Shelter Lock Stabilizers, Ratchet Tite tensioning, and the Easy Slide Cross Rail System 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. Roll-up side panels and half moons screen vents at each end provide optimal airflow and temperature control. Style: Round Material Polyethylene: 5.5 oz Frame: Color Gray Color: Translucent Door Type: 2 Double Zippered Doors, Front and Rear Size: 12 x 20 x 8 ft. Rib Tubing Diameter: 1.65 in. Total Storage Area: 234.81 sq. ft. Total Storage Volume: 1408 cu. ft. Assembly Required: Yes Assembled Exterior Dimensions Width: 141.44 in. Assembled Exterior Dimensions Depth: 239.06 in. Assembled Exterior Dimensions Height: 96.72 in. Assembled Interior Dimensions Width: 138.14 in. Assembled Interior Dimensions Depth: 235.76 in. Assembled Interior Dimensions Height: 95.07 in. Door Opening Width Top: 40″ Door / Entrance Width Bottom: 120 in. Door / Entrance Height Outside: 84 in. Wall Height: 58.78 in. Peak Height: 37.93 in. Warranty 1 Year Limited Waterproof: Yes Water-Resistant: Yes