Take your growing power to the next level with the MegaGrow Pro Commercial Walk-In Greenhouse Tunnel, a heavy-duty high tunnel greenhouse engineered for serious gardeners, small farms, and commercial growers.
Designed for strength, space, and season-extending performance, this reinforced galvanized steel greenhouse provides superior stability in challenging weather conditions. Whether you're protecting crops from heavy rain, wind, frost, or excessive sun, this professional-grade hoop house creates a controlled environment for consistent, high-yield growth.
Built for Strength & Stability
The MegaGrow Pro features reinforced 1-inch galvanized steel pipes with added diagonal support bars, strengthened door poles, U-shaped ground stakes, and secure tie-downs. This enhanced structural system improves wind resistance and keeps your greenhouse firmly anchored in tough conditions.
✔ Reinforced galvanized steel frame
✔ 1” diameter pipes for added durability
✔ Diagonal support bars for extra stability
✔ U-shaped ground stakes & tie-downs included
✔ Designed to withstand wind, rain & snow
Heavy-Duty 140g/m² PE Cover
The high-density 140g/m² PE cover is waterproof, UV-resistant, and insulating — helping maintain optimal temperature and humidity for plant health. Double-stitched seams and reinforced window edges enhance tear resistance for long-term outdoor use.
Extended cover edges can be buried or weighted down to improve insulation, reduce drafts, and strengthen overall sealing.
✔ Waterproof & UV-resistant
✔ Tear-resistant double-stitched seams
✔ Insulating design for season extension
✔ Extended edges for better ground sealing
Spacious 20FT Walk-In Design
With an expansive 19.36 x 9.68 x 6.50 ft growing area, this large walk-in greenhouse tunnel provides ample room for plant shelves, raised beds, seed trays, and climbing crops.
The generous interior height allows easy movement for watering, pruning, harvesting, and daily plant care — making it ideal for both home growers and light commercial production.
Advanced Ventilation System
Proper airflow is essential for healthy crops. The MegaGrow Pro includes:
✔ 12 mesh ventilation windows for cross airflow
✔ Large roll-up zipper door for easy access
✔ Adjustable velcro window and door fastenings
✔ Protective mesh netting to keep out insects and small animalsThis ventilation system helps regulate temperature and humidity, preventing overheating while promoting strong, healthy plant development.
Perfect For
Backyard vegetable gardens
Hobby farms & market gardens
Seedling propagation
Flower cultivation
Seasonal crop extension
Small commercial growing operations
Specifications
Overall Dimensions: 5.9m x 2.95mx 1.98m H
Frame Material: Reinforced Galvanized Steel
Pipe Diameter: 1 inch
Wall Thickness: 0.02 inch
Cover Material: 140g/m² High-Density PE
Windows: 12 Mesh Ventilation Windows
Door Type: Large Roll-Up Zipper Door
Assembly Required: Yes
Grow Bigger. Grow Longer. Grow Smarter.
The MegaGrow Pro Commercial Walk-In Greenhouse Tunnel is built for growers who want durability, space, and serious seasonal performance. Extend your growing season, protect your crops, and maximise your harvest potential all year round.
