Spiral Duct


Louisiana CSI, LLC is a proud member of the Spiral Duct Manufacturers Association (SPIDA).   SPIDA's membership is composed of companies engaged in the fabrication of round duct, spiral duct, flat oval duct, round duct fittings, and related items within the North American Continent.   

Some advantages of Spiral Duct

Lower Weight-  up to 25% lighter than rectangular duct!

Shorter Installation Hours- up to 30% lower than rectangular duct!

Lower Air Leakage-   2 to 10% lower air leakage!

Lower Fan Energy Use-  6 to 30% lower fan energy usage!

For more detailed information see 
SPIDA's White Paper- Advantages of Spiral Duct

Contact us today for more information how spiral duct can be used in industrial, commercial and residential applications.