No Power Roof ventilation fan Introduction
Material: SS201 & colored steel
Non-power roof ventilation fan takes advantage of natural air's convection's principle, combining its self structural design, accelerate and convert parallel air flow into bottom-up vertical air flow. It is an improving indoor ventilation effect's equipment. It doesn't need electricity, no noise, can be operated for long time, exhaust indoor's heat, smoke, odor, vapor, etc.
Roof ventilation fan features
1. Automatically operate.Save labor, save time.
2. No operating cost, no electricity consumption, environmental protection, energy-saving
3. No maintenance needed, life-long service
4. Light weight, strong and durable construction
5. Weather resistance, strong fray resistance, fine non-validity, self-cleanness, high revolving sensitivity and high air venting efficiency.
6. Easy installation.flat roof, pitched roof, concrete roof and contour plate of various industrial plants.
Roof ventilation fan applications
Widely used in warehouse, toilet, factory, workshop, stadium, tennis hall, assembly hall, garage,paper mill, galvanization factory and coating factory.
Roof ventilation fan specifications
Product name | Non-power roof extractor fan | ||||
Material | SS201, Colored Steel | ||||
Model | Blade Thickness (mm) | Blade Number (pieces) | Turbine diameter (mm) | Ventilation caliber (mm) | Height (mm) |
ST-160 | 0.3-0.5 | 14 | 300 | 160 | 250 |
ST-200 |
| 14 | 300 | 200 | 250 |
ST-300 |
| 24 | 400 | 300 | 300 |
ST-360 |
| 24 | 500 | 360 | 400 |
ST-400 |
| 26 | 500 | 400 | 400 |
ST-450 |
| 32 | 650 | 450 | 500 |
ST-500 |
| 32 | 650 | 500 | 500 |
ST-600 |
| 32 | 750 | 600 | 650 |
ST-680 |
| 32 | 800 | 680 | 650 |
ST-800 |
| 42 | 900 | 800 | 750 |
ST-900 |
| 48 | 1000 | 900 | 750 |
Roof ventilator available types in different conditions
Building Types | Square/set | Selection Model |
Steam class workshop | 20-40m2/set | 500-900 |
Chemical odor class workshop | 30-80m2/set | 600-900 |
Dust class workshop | 40-80m2/set | 600-900 |
Aquaculture Classes Workshop | 60-100m2/set | 400-800 |
Ventilation class workshop | 50-100m2/set | 500-800 |
Public Buildings, Residential Building | 40-100m2/set | 160-500 |
Others | 80-120m2/set | Common |
More roof fan pictures for customers' reference




| Roof fan packaging&delivering | |
| Packaging | by carton |
| Delivery time | within 15 days since receiving deposit |
1.Q:If we I only need the accessories,can you supply?
A:Yes,we also suppy the accessories.
2.Q: We don't know how to use it,we need help,can you help us?
A: Sure, we can provide technical support,if you need the On-site installation, we can provide,but you need pay the money.
3.Q:Your payment term is only T/T?
A:No,We can accept other payment term except L/C.
4.Q:Why should I choose you?
A: We have years' experience to design and provide lower price and high quality for customer.
5.Q:Can I payment after received the product?
A:Sorry,Our company is payment first then delivery goods.
Payment
T/T (50% down payment in advance,50% payment when see the B/L Copies)
What is sell service
Usually machine guarantee time is about 2 year . Within guarantee time . Machine breaking caused bymachine itself design defect , we are responsible for it .we can provided free charge breaking part .
If machine breaking caused by humane factor , user need take responsibility for it , we will provided
technical support
What is online Service?
• 24 hours online to solve any problem .
• Your email will be reply within 12 hours .
• Your satisfy is our pursuit .sincerely hope our cooperation
• If have anything unclear,feel free to contact us as below:
Send Inquiry to This Supplier
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