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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) |

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.

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.






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


Ventilation system round customized size semi-rigid flexible Aluminum Duct
Q1. Can I get any discount?
A: The price is negotiable, we can offer you discount according to your order quantity.
Q2. How much are the shipping costs?
A: Shipping cost is charged by the package's weight and related to the shipping methods you choose and your destination.
Q3. Do you offer samples?
A: Yes, we can send a sample to you in order to check the quality.
Q4. How many styles for my select?
A: Many types for your choose or as per customized.
Q5. Tell me your company's strength, because I want to place order to you.
A: We cooperate with many factories and we have many famous clients around the world.


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