Product Features

• Daehan Spiral Duct owns production lines of Spiral Velix and Spiro which are professional duct providers in Swiss and the USA, respectively. Also, it is technologically affiliated with foreign companies and its excellence is recognized within Korea alongside completely automated machines and self-manufactured machines made from Korean technologies as well as cooperation with affiliated companies. Our products are excellent inside as they are formed in round shapes from drums based on accurate sizing and lockseam adhesion via influx, which are made of high-quality fabric. Its airtightness is also more excellent than that of other companies. Currently, its excellence has been proven for air conditioning, air supply and ventilation duct facilities where the efficiency of round ducts has been proven on construction sites and by duct manufacturers and its use is increasing. The company restlessly researches and develops for customer satisfaction through thorough quality control and follow-up management.