GIVIMO Walk-in Tunnel Greenhouse 20-ft x 10-ft x 7-ft Green Heavy Duty Hoop House with 3 Top Beams 4 Diagonal Poles 2 Zip Doors and 12 Roll-up Mesh Windows

Maximum Cross-Ventilation: 12 mesh windows roll up along both side walls plus 2 zippered end doors clear out hot air and humidity through the 20-ft tunnel length

Reinforced Steel Frame: 3 galvanized top beams and 4 diagonal poles brace the 0.8-in steel hoops along the 20-ft span for added load capacity against rain snow and wind

Heavy Duty PE Cover: 140 g/cm^3 polyethylene wraps the 20-ft dome closely sealing out rain snow and UV while trapping daytime heat for steady plant growth all year

Large Bay Garden Use: The 20-ft by 10-ft bay holds vegetables flowers and landscape plants shielding crops from cold frost and hail in winter while air flows in summer

Bolt-In Hoop Build: Connectors join galvanized hoops with rust-resistant screw covers and the included 4 guy ropes plus stakes anchor the dome to soil pads

Specification: Mesh Windows: 12; Top Beams: 3; Diagonal Poles: 4; Size: 20 x 10 x 7 ft / 6.1 x 3 x 2.1 m; Color: Green; Cover Material: 140 g/cm^3 PE; Frame Material: Galvanized Steel; Net Weight: 67.5 lbs / 30.6 kg; Water Resistance: Waterproof; Guy Ropes: 4