Industrial roof ventilator — power source Wind, blade material Stainless Steel. The complete factory specification follows. Made by Qingzhou Gongle Electric Fan Co., Ltd. (18 years on the platform, factory-assessed). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Industrial Roof Ventilator
- Model Number: 300/400/500/600/800/1000
- Power Source: Wind
- Voltage: Other
- Blade Material: Stainless Steel
- Material: SS 201 and SS304 or iron
- Warranty: 2 Years
Technical Specifications
| Voltage | Other |
|---|---|
| Type | Roof Axial Fan |
| Blade Material | Stainless Steel |
| Mounting Type | Roof Fan |
| Bearing Type | Ball Bearing |
| Power Source | Wind |
| Warranty | 2 Years |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Place Of Origin | Shandong,China |
| Brand Name | Gongle |
| Model Number | 300/400/500/600/800/1000 |
| Product Name | Roof Fan |
| Material | SS 201 and SS304 or iron |
| Diameter | 100mm~1200mm |
| Electric Current Type | No Power |
| Thickness | 0.3MM |
| Installation | Roof Mounted |
| Blade | 24pcs |
| Selling Units | Single item |
| Single Package Size | 65X65X50 cm |
| Single Gross Weight | 20.0 kg |
Product Details


1,It can absorb the hot air, moisture, dust, foul smell, smoke from residence and from kitchen chimneys of workshops
automatically, also it can decrease indoor noise, increase light.
2,It runs automatically all the time and no stop according to natural weather; It doesn't need any power, saving energy and cost.
3, It is installed on the top of buildings or on the wall with good appearance.
4, Simple and convenient installation, No Operational and Maintenance Costs.
5, No roof leaking, 100% waterproof result with raining or snowing weather.
6,Enhances the architectural and aesthetic appearance of buildings.
7, It suits all roof types with slopes from zero to 22.5degree.
8, Precision steel bearings imported from abroad.
9, Improves efficiency of air conditioning. Where ducted air conditioning is installed at home. It will lower roof space
temperatures, thereby reducing the level of heat exchange occurring between air in the attic and the cool air carried within the
ducting system. This in turn causes less strain on the air-conditioner unit
Performance characteristics of Industrial Roof Ventilator Non-Powered Centrifugal Exhaust Fan Wind Turbine for Roof Ventilation
1) Easy installation and maintenance.
2) Rotary stably, quietly to improve the inner environment of room.
3) Using complete senior axis bearing, no lubrication, solid.
4) Corrosive resistance, acid and alkali resistance, long service life.






















2.Assembly one carton one set, Dissembly one carton 10 sets.




















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Mobile/WeChat/Whatsapp: +86 -133 5670 4276
E-mail: alice_gongle@126.com
QQ:155287067


Ordering and Pricing
- Minimum order quantity: 10 set
- Volume pricing:
- 10–99 set: US $22 / set
- 100+ set: US $21.5 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this industrial roof ventilator?
The standard minimum order quantity is 10 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Can the industrial roof ventilator be supplied for my local voltage?
The standard configuration is Other. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Qingzhou Gongle Electric Fan Co., Ltd., based in China. The company 18 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Qingzhou Gongle Electric Fan Co., Ltd. range on HVACR Nexus.
See more in Roof Exhaust Fans on HVACR Nexus.

























