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40x100 Multi-Span PE Film Hydroponic Greenhouse

The 40x100 Multi-Span PE Film Hydroponic Greenhouse is a large, multi-span frame covered with durable polyethylene film made for hydroponic growing. It gives wide, column-free space, good light transmission, and simple climate control for year-round crops. The PE film is low cost and easy to replace, while the multi-span design fits commercial benches, racks, or gutter systems. It is quick to build, easy to clean, and works well for high-density, soilless production.

Usage scenarios:

- Commercial growers produce lettuce, herbs, tomatoes, and cucumbers on hydroponic benches or NFT systems to raise yields and use space well.

- Nurseries and startups use it for fast seedling growth, grafting, and multiple crop cycles under controlled light and temperature.

- Schools, research centers, and community farms run trials, teach hydroponics, or grow year-round food projects with a roomy, low-cost structure.

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Single Bay Width

Single Span Width

Ventilation system

Manual and Electric ventilation

Packing

Safe Packing

Covering

PE Plastic Film

Frame material

Glavanized Steel Materials

Height

4.8-7.8m

Cooling system

Exhaust Fan+Cooling Pad

Instruction for use

With installation manual and installation video.

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The Multi span Film greenhouse provides sturdy, climate-adaptable crop protection with a galvanized steel frame and durable PE film covering. Its 40x100 multi-span layout, arched profile and high sidewalls maximize grow space and resist heavy wind and snow while safe, eco-friendly packaging ensures secure delivery. Professional planning, clear installation guides and responsive after-sales engineers simplify assembly and guarantee reliable, high-quality operation for commercial growers.

Scalable Year-Round High-Yield Greenhouse

The 40x100 Multi-Span PE Film Hydroponic Greenhouse is a robust Multi span Film greenhouse featuring galvanized steel frames, PE film covering, modular multi-span bays (single span 8 m, bay width 4 m) and adjustable ridge heights from 4.8 to 7.8 m for scalable hydroponic cultivation. Engineered for commercial production, it delivers high wind resistance (up to 80 km/h), snow load capacity of 30–55 kg/m2, heavy rain tolerance to 140 mm/h and crop loading of 15–30 kg/m2, with safe factory packaging and direct manufacturer support. The corrosion-resistant, modular structure enables straightforward assembly, flexible hydroponic system integration, and reliable climate management to maximize year-round yields and operational efficiency.

40x100 PE Hydroponic Greenhouse

The 40x100 Multi-Span PE Film Hydroponic Greenhouse combines a galvanized steel frame with durable PE film covering, offering an 8 m single span and 4 m bay width with overall heights between 4.8 and 7.8 m. This Multi span Film greenhouse is engineered for tough conditions with 80 km/h wind resistance, 30–55 kg/m2 snow load capacity, up to 140 mm/h rain resilience and crop loading of 15–30 kg/m2, making it ideal for hydroponic production. Manufactured by a factory with over two decades of experience, the greenhouse ships with secure packaging and professional after-sales support including planning drawings and installation guidance.

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Productive Robust Economical Scalable

Rooted in decades of horticultural engineering, our 40x100 hydroponic solution combines precision-manufactured galvanized steel frames and UV-stabilized PE film to create a durable, energy-efficient cultivation environment. The Multi span Film greenhouse delivers uniform light diffusion, excellent thermal retention, integrated ventilation and irrigation compatibility to boost yields and extend growing seasons for commercial growers. Key features include modular multi-span bays for scalable layouts, easy-to-replace film cladding, anti-corrosion coatings, hydroponic system compatibility, and low maintenance that together reduce operating costs and increase crop quality.

Material introduction

The 40x100 Multi span Film greenhouse uses a robust galvanized steel frame to deliver high structural strength and corrosion resistance across wide bays. Its PE film covering provides durable weather protection and good light transmission for hydroponic crops. Together with engineered packing and configurable bay widths, these materials support wind resistance up to 80 km/h and reliable crop loading for commercial production.

◎ Frame Material

◎ Covering Material

◎ Fittings, Connectors & Packaging

FAQ

What types of crops are best suited for a 40x100 multi-span PE film hydroponic greenhouse?

This greenhouse is ideal for high-value, intensive crops that benefit from controlled environments: leafy greens (lettuce, spinach, arugula), culinary herbs (basil, cilantro, parsley), vine crops (tomatoes, cucumbers, peppers) grown on trellis systems, and strawberries. It also works well for nursery plug production, seedling propagation, and research plots. Use crop selection to match your climate control capability (e.g., tomatoes need stronger heating/ventilation than salad greens).

Which hydroponic systems work well inside a multi-span PE film greenhouse?

Common systems that scale well in this structure are NFT (nutrient film technique) and ebb-and-flow for leafy greens and herbs, drip or substrate (coir, rockwool) systems for tomatoes/cucumbers/peppers, and DWC or raft systems for high-density lettuce production. The greenhouse’s multi-span layout supports long benches, gutters, or channel runs, and allows easy zoning for different systems or crop stages.

How should I handle climate control and ventilation for year-round production?

Combine passive and active measures: automated side and ridge vents or roll-up sides for natural ventilation, exhaust fans and circulation fans for air movement, and evaporative cooling pads in hot climates. For cold periods, use supplemental heating (boilers or unit heaters) and thermal screens where needed. Install environmental sensors and an automated controller to maintain target temperature and humidity ranges appropriate to your crops (e.g., cooler, stable conditions for leafy greens; warmer, drier control for fruiting crops).

What are typical planting densities and how do they affect yield in this greenhouse?

Planting density depends on crop and system: leafy greens often use high-density spacing on benches or rafts (many plants per m²) to maximize throughput and allow multiple crop cycles per year, while vine crops require wider row spacing and trellising. Expect substantially higher production per unit area than open-field growing because of intensive spacing and year-round cycles; plan benches, aisles, and trellis rows to balance access, light penetration, and mechanization needs.

How do I manage water, nutrient delivery, and sanitation in a hydroponic greenhouse?

Use a centralized nutrient reservoir with recirculation and inline dosing to maintain stable EC and pH; monitor levels frequently with sensors. Design filtration and backflush procedures to keep emitters and channels clear. Implement strict sanitation protocols—clean and disinfect benches, channels, and tools between crops; treat incoming water if necessary; and rotate crops or fallow beds to reduce disease. Regularly test nutrient solution for pathogens and adjust replacement schedules to avoid buildup.

What maintenance and lifespan considerations should I know for a PE film multi-span greenhouse?

UV-stabilized PE film typically lasts several years (commonly 4–8, depending on quality and climate) and will need periodic replacement; plan the structure for easy re-covering. Routine maintenance includes inspecting the frame and anchors, retensioning or replacing damaged film, checking gaskets/vent mechanisms, and servicing fans, heaters, and controllers. Implement integrated pest management (IPM) and cleanliness to limit infestations—early detection and biological controls work well in controlled environments.

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