Large Agricultural Multi Span Greenhouse with Internal Shading System
The Wellgain WG-MSG-3000S represents our premium line of multi span greenhouses engineered with integrated internal shading for superior climate management. This advanced structure combines the durability of hot-dip galvanized steel framing with a motorized rack-and-pinion shading system that allows precise control over light intensity and greenhouse temperature.
Available with shading rates from 50% to 85%, the internal shading screen is positioned beneath the roof covering, creating a buffer zone that reduces heat buildup during peak sunlight hours and retains warmth during cold nights. This dual-purpose functionality significantly reduces energy costs for heating and cooling while protecting crops from light stress.
The greenhouse is designed for maximum versatility, accommodating soil-based cultivation, hydroponic systems, or raised bed production. Its robust frame withstands challenging weather conditions, making it suitable for diverse geographical locations from tropical to temperate climate zones.
| Parameter | Specification |
|---|---|
| Structure Type | Multi Span Arch Roof with Internal Shading |
| Frame Material | Hot-dip Galvanized Steel Q235, 275g/m² |
| Covering Film | Anti-drip, Anti-UV PE Film 150-200 micron |
| Shading System | Internal Rack & Pinion, Motorized |
| Shading Rate Options | 50% / 65% / 75% / 85% |
| Shade Screen Material | Aluminum Foil + Polyester (Energy Saving) |
| Span Width | 8.0m / 9.6m / 10.8m |
| Gutter Height | 3.5m - 5.0m |
| Bay Distance | 4.0m |
| Wind Load Resistance | 0.50 KN/m² |
| Snow Load Capacity | 0.30 KN/m² |
| Control Method | Manual Switch / Automatic Climate Controller |
- 7+ Years Manufacturing – Established in 2018, Wellgain has grown into a trusted greenhouse manufacturer with proven expertise in structural engineering and climate control integration.
- Export to 30+ Countries – Our greenhouses operate successfully across diverse climates from Middle Eastern deserts to Southeast Asian tropics and African highlands.
- Engineering Support – In-house engineering team provides structural calculations, wind/snow load analysis, foundation drawings, and MEP integration planning for every project.
- Complete Supply Chain – We manufacture frames, source premium films, and integrate climate control components — delivering turnkey greenhouse solutions from a single supplier.
18,000 sqm greenhouse with 75% internal shade screen for premium orchid cultivation. Precise light management resulted in 95% bloom-quality flowers meeting export standards.
40,000 sqm installation with 65% shading for bell pepper production. Shade system reduced midday temperature peaks by 8°C, preventing flower drop and improving fruit set.
10,000 sqm propagation greenhouse with 50% shading for commercial vegetable seedling production. Achieved 98% germination rates and uniform seedling quality across production cycles.
The shade screen creates an insulating air layer between the roof and the crop zone. It reduces heat gain by 40-50% during daytime and heat loss by 30-40% at night, significantly lowering heating and cooling costs.
Yes, the system can be fully automated with light sensors, temperature sensors, and a climate control computer that opens/closes the shade based on preset parameters.
Minimal maintenance is needed. We recommend annual inspection of the drive motor, gear rack, and screen fabric. The shade screen typically lasts 5-8 years before replacement.
Absolutely. The WG-MSG-3000S is fully compatible with hydroponic setups including NFT, Dutch bucket, and drip irrigation systems. The shading control is especially beneficial for hydroponic crops sensitive to root zone temperature.
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