Ductus have selected fabricators spread across the country
who are highly qualified with ISO 9001:2008 certification.

Round System

The ALP Active Round System is the only pre-insulated duct with a circular section available on the market that is endowed with a specific patent: it is a market-leading product delivering on performance, flexibility and maintenance. Designed and manufactured in an entirely revolutionary way it offers a greater amount of flexibility to assist in the design and execution of the most appropriate duct-solution for a specific commercial or industrial application. It’s aesthetics are world-class and also delivers on energy saving benefits thanks to its unique design. Round System bases its functionality on the same ideas that have made the ALP System successful; lightweight, rigid pre-insulated duct that delivers on performance consistently.