Chinese Solar Greenhouse Double Arch Galvanized Steel Structure Waterproof Warm Quilt Cold Winter Passive Solar Greenhouse

• Customization: Available
• Building Materials: Steel Structure
• Cover Material: Glass
• Model NO.: greenhouse manufacturer
• Cultivation Method: Aeroponics
• Heating Method: Continuous Heating
• Layer: Single
• Location: Indoor & Outdoor
• Roofing Shape: Sawtooth Roof
• Size: Large
• Span: Multi
• Suitable: Vegetables
• Usage: Commercial Greenhouse
• Other Name: Commercial Agriculture Greenhouse
• Purpose: Commercial Greenhouse for Sale
• Application: Growing Tomato, Cucumber, Peper
• Length: Customized
• Certificate: ISO 9001:2015
• Transport Package: Export Package
• Specification: Customized
• Trademark: LONGXING
• Origin: China
• HS Code: 39201090
• Production Capacity: 180000 Square Meter/Day

Product Description

Specification

Name	Agriculture Multi Span Greenhouse
Installation	yes
Specification	Made by Customer
Cover Material	Made by Customer

This modern glass greenhouse is engineered for large-scale, year-round horticulture in any climate zone

- **Framework**: Hot-dip galvanized steel sections (S235/S355 grade) assembled with high-tensile bolts; designed for 25-year service life and verified by finite-element software for local snow, wind and accidental loads.  
- **Covering**: 4 mm tempered safety glass or 4 mm + 9 mm air-space + 4 mm double glazing, both with ≥ 90 % light transmission and optional low-E or AR coatings; aluminum bar glazing system with EPDM seals guarantees 100 % watertightness.  
- **Bay & Gutter**: Standard 8.0 m bay width, 4.0 m gutter spacing, 5.0 m – 7.0 m gutter height (customizable); integral hanging-gutter capacity 35 kg/m² for tomato or cucumber vines.  
- **Load Ratings**: Common design values—snow load 0.4 kN/m² (upgradeable to 1.0 kN/m²), wind load 0.6 kN/m² (up to 1.2 kN/m²), crop load 0.15 kN/m²; values adapted to project-specific meteorological data.  
- **Ventilation**: Twin roof-window rows (22 % roof area) with rack-pinion drives, plus optional side-wall louver vents; maximum ventilation rate > 220 m³/m²·h.  
- **Screening & Shading**: Push-pull energy-saving screen (U-value ≤ 2.8 W/m²·K) and 99 % blackout shading screen on separate truss-level profiles, both driven by low-noise servo motors.  
- **Heating & CO2**: Hot-water steel pipe rail system (80 °C/60 °C) delivers 180 W/m²; optional overhead heating tubes and flue-gas CO2 distribution for enhanced photosynthesis.  
- **Cooling**: High-pressure fog (100 bar, 3–5 µm droplets) and/or pad-fan cooling can keep indoor ΔT ≤ 4 °C against 38 °C outside.  
- **Irrigation & Dosing**: Closed-loop ebb-flood, NFT or drip systems with UV-treated PE pipes, on-drain water return and EC/PH inline dosing unit (± 0.1 mS/cm, ± 0.1 pH).  
- **Automation**: Climate computer with IoT sensors (temperature, RH, PAR, CO, substrate WC & EC) and smartphone APP; optional AI growth model for predictive control.  
- **Foundation**: Pre-cast concrete column shoes or reinforced strip footing, calculated from geotechnical report (bearing ≥ 120 kN/m²) and local seismic acceleration.  

Packing & Delivery

FCL (Full Container Load): Standard-sized components (e.g., pipes, connectors, polycarbonate sheets) are securely loaded into 20ft or 40ft containers. This is the most economical option and offers good protection against damage 
.
OOG (Out of Gauge): Larger parts—such as long-span trusses, glass panels, or pre-assembled gable frames—that exceed container dimensions are shipped on flat-rack or open-top containers. These require special lashing, heavy-lift cranes, and often port-specific handling permits 
.

Company Profile

Commercial greenhouse builders

commercial greenhouses - Manufacturers, Factory
greenhouse project,Glass greenhouses built with strong aluminum frames and welded truss.We specialize in designing, producing and installing greenhouses from China. Order now. Latest technologies.More cost-effective.

Commercial Greenhouse Design

Commercial greenhouse builders offer specialized design, engineering, manufacturing, and construction services for large-scale growing operations, providing custom solutions for various crops and climates. Leading companies like Prospiant, Gakon Netafim, Ceres Greenhouse, and Westland Greenhouse Solutions provide expertise in controlled environment agriculture (CEA) technology, high-quality materials, integrated systems (like irrigation and climate control), and project management to ensure efficient.

FAQ

**1. What crops are most suitable for your glass greenhouse systems?**  
Our structures are optimized for high-wire vegetables (tomato, cucumber, pepper), leafy greens (lettuce, herbs), soft fruits (strawberry, raspberry) and floriculture (rose, orchid). The gutter height, hanging load and climate controls can be tuned to each crop type.

**2. How long does it take to receive a greenhouse after ordering?**  
Standard 3–5 ha projects: 30–45 days for manufacturing + 25–35 days sea freight. Customized engineering or larger acreage may add 2–3 weeks. We provide a detailed Gantt chart at contract signing.

**3. Do you supply only the structure, or a complete turn-key project?**  
Both. Clients can choose:  
- Structure-only (steel, glazing, vents).  
- Structure + climate + irrigation + screening.  
- Full turn-key including seeding, nursery, CO2, lighting, software and staff training.

**4. What load codes do you follow?**  
We design to Eurocode EN 13031-1, ASCE 7 (U.S.), GB 50009 (China) or any local code. Wind, snow, seismic and crop loads are recalculated for each postcode and reviewed by a certified structural engineer.

**5. Is the aluminum glazing system hail-proof?**  
Yes. 4 mm fully tempered glass is impact-tested with a 20 mm ice ball at 30 m/s (EN 12600). Optional 4 + 9 + 4 mm double glazing increases insulation (U 2.6) and further improves hail resistance.

Glass Greenhouse & Indoor Farming Solutions

**6. How is the greenhouse heated?**  
Primary options: natural-gas hot-water boilers, biomass, geothermal wells or industrial waste-heat. Overhead and rail-pipe networks distribute 80 °C/60 °C water, maintaining 18 °C night temperature in –20 °C external conditions.
**7. Can I retrofit LED lighting later?**  
Absolutely. Trusses are pre-drilled with M12 inserts every 500 mm, rated 30 kg point load. Cables can be run inside the gutter cavity, so adding LEDs or HPS does not require new steel.
**8. What software controls climate and irrigation?**  
A modular climate computer with cloud connection. One dashboard shows temperature, RH, CO2, PAR, WC, EC, pH and energy use. Algorithms can open vents, start heating, fog or shade automatically; open API allows integration with Priva, Ridder or custom farm-management platforms.
**9. Do you offer crop support systems?**  
Yes. Galvanized crop wires (3.2 mm, 35 kg/m² tension), tomato hooks, high-wire lifting systems and mobile gutter systems are available. Load calculations ensure gutters can carry full mature crop weight plus 500 N/m² service load.
**10. Is technical support available after installation?**  
We provide 7-day on-site commissioning, 12-month warranty on electromechanical parts, 25-year warranty on steel and glass, plus lifetime remote support (email, video, VPN into the climate computer). Annual maintenance contracts are optional.
**11. How are the goods shipped and packed?**  
Steel components are bundled and steel-band strapped, glass is packed in export-grade plywood crates with foam separators, small parts are in labeled cartons on pallets. One hectare typically fits three 40 ft HC containers, keeping ocean cost below US $4/m² to most ports.
**12. Do you help with import permits and duties?**  
We supply standard export documents (bill of lading, commercial invoice, packing list, certificate of origin, Form A or CO). Clients use their own customs broker; we can recommend brokers experienced in greenhouse clearance if needed.