Key specification for this metal duct fans: material Aluminum, type HVAC Systems. Everything below is reproduced from the factory data sheet. Made by Ningbo Woofun New Material Technology Co., Ltd. (9 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of These Metal Duct Fans
- Material: Aluminum
- Warranty: 1 Year
- Place Of Origin: Zhejiang, China
- Application: ventilation
- Feature: Flexible
- Type: HVAC Systems
Technical Specifications
| Application | ventilation |
|---|---|
| Feature | Flexible |
| Warranty | 1 Year |
| After-Sale Service | Online Technical Support |
| Design Style | none |
| Project Solution Capability | N/A |
| Place Of Origin | Zhejiang, China |
| Brand Name | customized |
| Name | Semi Rigid Aluminum Duct |
| Color | silver |
| Material | Aluminum |
| Size | 4"-12" |
| Length | 3m/Customized |
| Shape | Round |
| Ripple | 7mm 9mm |
| Type | HVAC Systems |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
Ventilation system round customized size semi-rigid flexible Aluminum Duct
Aluminum semi flexible air ducts are flexible, extendable and highly reliable for low and medium pressure air conditioning, ventilation, boiler systems and chimney liners.Semi is elastic, flexible and stretchable.Oval and circular connectors are easily installed.
Material of Duct | Aluminum |
Thickness of Duct | 0.08~0.18mm |
Fire Resistance | Yes |
Temperature Range | 25°C/+250 °C |
Available Diameters | 70mm – 250mm |
Operating Pressure | 2500 Pa(max) |






Advantages
Easy to install
Fire resistant
Suitable for high, medium and low pressure applications compared to aluminum foil duct
Can be used for exhaust venting bathroom vents, clothes dryers, range hoods, fireplace etc.
High resistant to corrosion and micro organisms.
Advantages
High degree of flexibility, which allows it to be easily connected to any desired position, especially where pre-cast ducts would be difficult and costly to be installed and can be bent into any configuration.
Quick and economical means of correcting misalignment between systems components.
Low cost in freight and storage.


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“Strive to improve people's quality of life through superior products.Better environment,better life” is our unchanged corporate Mission. The company covers an area of 28,000 square meters and has passed the ISO 9001 quality system certification in 2019 and approved by the National related department.




Package
one piece in one box or several pcs in one big box. (customized)
Shipped Within 30 Days After Confirmation




Ordering and Pricing
- Minimum order quantity: 1000 meter
- Volume pricing:
- 1000–4999 meter: US $0.9 / meter
- 5000+ meter: US $0.8 / meter
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this metal duct fans?
The standard minimum order quantity is 1000 meter. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
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 Ningbo Woofun New Material Technology Co., Ltd., based in China. The company 9 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Ningbo Woofun New Material Technology Co., Ltd. range on HVACR Nexus.
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