Multi-Span Sawtooth Film Greenhouse – Superior Ventilation for Hot Climate Agriculture

Unit price：USD6 -14/square metershipping term：EXW,FOB,CIF,DDP,othersSize：customtype of：Multi-span Agriculture GreenhousePlace of origin:ChinaMaterial: Hot-Dip Galvanized Steel Frame + PE/PO Film✅The multi-span sawtooth greenhouse is engineered with natural ventilation in mind. Its unique roof design promotes efficient air exchange, making it ideal for tropical and high-temperature areas. With a hot-dip galvanized steel frame and UV-resistant film covering, this structure is perfect for large-scale farming of vegetables, fruits, and flowers.

product details

Application Scenarios – Where This Greenhouse Fits Best

This greenhouse is designed for commercial-scale vegetable and flower production. Widely used in varied climates including tropical, arid, and temperate zones.

✅ Commercial crop production in hot, dry climates

✅ Tomato, cucumber, melon, and pepper cultivation

✅ Seedling nurseries and propagation farms

✅ Agricultural investment projects and eco-parks

✅ Vegetable and fruit farming cooperatives

Specifications

Item	Description
Structure Type	Multi-Span Sawtooth Roof Greenhouse
Width of Single Span	6m / 8m / 9.6m / 10.8m / 12m
Arch Height	3.5m–6.5m (customizable)
Roof Design	Sawtooth-type with front-facing vents
Frame Material	Hot-dip galvanized steel pipe
Pipe Diameter	25mm–60mm depending on span size
Pipe Thickness	1.5mm / 1.8mm / 2.0mm
Covering Material	PE Film 150–200 microns (UV + anti-drip treated)
Lifespan of Cover	3–5 years
Foundation	Embedded concrete base or ground-inserted anchor

Key Features & Competitive Advantages

♦ Sawtooth Roof for Natural Ventilation

● Large front-facing roof vents allow hot air to escape easily

● Promotes consistent air circulation without mechanical fans

● Ideal for crops requiring lower humidity and strong airflow

Sawtooth greenhouse ventilation

♦ Robust Galvanized Steel Frame

● High-strength steel with anti-rust zinc coating

● Resistant to wind and humid weather

● Durable performance over 15+ year

Sawtooth greenhouse frame

♦ UV-Resistant & Diffused PE Film

● 150–200 micron thickness with anti-drip and anti-fog treatment

● Optional diffused film scatters sunlight evenly, preventing crop sunburn

● Enhances photosynthesis efficiency and reduces shadow effects

● Ideal for light-sensitive crops such as leafy greens, strawberries, and herbs

Sawtooth greenhouse film

♦ Compatible with NFT Hydroponic System

Supports Nutrient Film Technique (NFT) for soilless farming

● Promotes fast root oxygenation and nutrient absorption

● Reduces water and fertilizer use by up to 70%

● Excellent for growing lettuce, spinach, kale, basil, and other leafy crops

Sawtooth greenhouse growing

Solving Real Grower Problems

Grower Challenge	Our Greenhouse Solution
Overheating in tropical environments	Sawtooth ventilation + wet wall cooling system
Crop diseases caused by poor airflow	Enhanced roof venting and side ventilation options
Rusting or short frame lifespan	Hot-dip galvanized steel with 15+ years of anti-rust protection
Uneven irrigation or nutrient delivery	Fertigation system with precision dosing
Light control for sensitive crops	External/internal shading options with multiple shade levels

Packaging & Delivery

Packaging: Steel frames packed in bundles, film in rolls with protective layers

Delivery Time: 10–20 working days depending on order size

Support: Installation guide, remote technical support, and layout design provided

Frequently Asked Questions

Q1: Is this greenhouse suitable for coastal or desert climates?

A1: Yes, its sawtooth roof design is ideal for both, ensuring natural ventilation and reducing excess heat.

Q2: Can I install an automatic cooling system?

A2: Yes, you can add a fan-and-pad cooling system controlled via a smart panel.

Q3: Can I use this greenhouse for hydroponic growing?

A3: Absolutely. It’s compatible with NFT, DWC, substrate, and drip systems.

Q4: Do you provide installation service?

A4: We provide full installation manuals, remote video support, and on-site guidance if needed.

Multi-Span Sawtooth Film Greenhouse – Superior Ventilation for Hot Climate Agriculture