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Home > Flexible Air Ducts > New Patent Products > AF611
Flexible Air Ducts

AF611
Flexible Non-insulated Semi-Rigid Square Duct
Flexible Non-inuslated Semi-Rigid Square Duct
Flexible Semi-Rigid Square Uninsulated Duct (UL 181 Class 0)

Square duct ready for packaging
Square duct ready for packaging

Patent
A patent application for our new revolutionary and proprietary Square Duct was filed on the 28th January 2007, it is patent pending.
 
 

Product Description and applications
Class 0, High Quality flexible semi-rigid heavy duty aluminum laminated air duct
 
 
Suitable for use in all HVAC applications including fresh air take and exhaust, and kitchen and bathroom ventilation

Construction
Quadruple layers of aluminum and clear polyester encapsulating a corrosion resistant bronze coated steel wire helix forming an air tight uninsulated flexible air duct.