Insulated flexible air duct with Aluminum foil jacket

Short Description:

Insulated flexible air duct is designed for new air system or HVAC system, applied at the room ends. With glass wool insulation, the duct can hold the air temperature in it; this improves the efficiency of air conditioning system; it saves energy and cost for HVAC. What’s more, the glass wool insulation layer can muffle the airflow noise. Applying insulated flexible air duct in HVAC system is a wise choice.

Product Detail

Product Tags


Inner pipe Aluminum foil flexible duct
Insulation layer Glass wool
Jacket Made of laminated Aluminum foil and polyester film spirally wound and glued, with glass fiber reinforcement. 


Thickness of glass wool 25-30mm
Density of glass wool 20-32kg/mᶟ
Duct diameter range 2"-20"
Standard duct length 10m
Compressed duct length 1.2-1.6m


Pressure Rating ≤2500Pa
Temperature range -20℃~+100℃
Fireproof performance Class B1, flame retardant


Description Product from DACO Product in market
Steel wire Adopt copper-plated bead steel wire conforming to GB/T14450-2016, which is not easy to flatten and has good resilience. Ordinary steel wire is used, without corrosion resistance treatment, which is easy to rust, flatten and has poor resilience.
Jacket Integrated winding jacket, no longitudinal seams, no risk of  cracking,glass fiber reinforcement can prevent tearing. Enclosed by manual folding, with longitudinal seam sealed by transparent tape and low-sensitive Aluminum foil tape,which is easy to crack.

Our insulated flexible air duct is customized according to clients’ technical requirements and different application environments. And the flexible air duct can be cut into the length needed and with collars to both ends. If with PVC sleeve, we can make them with customers' favourite color. In order to make our flexible air duct good quality and longer service life, we are using laminated aluminum foil instead of aluminized foil, copperized or galvanized bead steel wire instead of normal coated steel wire, and so for any materials we applied. We make our efforts on any details for improving quality because we do care our end users health and experience in using our products.

Applicable occasions

New-air ventilation system; end part of central air conditioning system for offices, apartments, hospitals, hotels, library and industrial buildings.

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