Low Maintenance Poly Tunnel Multi-Span Greenhouse Durable Steel Components
Product Overview
Our Plastic Film Multi-Span Greenhouse is engineered for large-scale agricultural operations, combining robust construction with modular flexibility. Featuring high-quality PE film and a galvanized steel frame, this greenhouse ensures optimal light transmission, climate control, and long-term durability—ideal for tomatoes, strawberries, flowers, and leafy greens.
Key Features
✅ Ultra-Durable Structure
Galvanized Steel Frame: Made from corrosion-resistant Q235 steel with hot-dip galvanization, supporting spans up to 12m and lasting 15+ years.
Multi-Layer PE Film: 150–200 micron UV-stabilized film blocks 85% harmful rays while maximizing light diffusion for uniform crop growth.
✅ Advanced Climate Management
Natural Ventilation: Adjustable roof and side vents for passive cooling and humidity control.
Optional Systems: Integrate cooling systems, shade nets, irrigation, heaters, or grow lights for precision farming.
✅ Modular & Customizable
Expandable Design: Start with a 20m base length and extend up to 200m to match farm scalability needs.
Magnetic Film Fastening: Proprietary magnetic seals ensure airtight installation and easy film replacement.
✅ Weather Resilience
Wind/Snow Load: Withstands 60 mph winds and 30 lbs/sq ft snow loads.
Waterproof Design: Reinforced joints and anti-condensation film coating prevent leaks.
No. | Items | Description | Including Or Not |
1 | Steel Structure | Hot-galvanized steel pipe | Yes |
2 | Greenhouse film | There's a lot of thickness to choose from. | choose according to the clients requirements |
3 | Insect net | High quality polyrthylene as raw material | choose according to the clients requirements |
4 | Sun-shading net | Summer shade,block rain,moisture,cooling,winter spring heat preservation | choose according to the clients requirements |
5 | cooling system | It consists of cooling fans and cooling pad | choose according to the clients requirements |
6 | heating system | Hot water heating,hot air heating,electric heating | choose according to the clients requirements |
7 | ventilation system | Side windows and cooling fans | choose according to the clients requirements |
8 | Drip irrigation system | It can be customized according the greenhouse length and width | choose according to the clients requirements |
9 | Micro-sprinkler system | It can be customized according the greenhouse length and width | choose according to the clients requirements |

3: Main Systems



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