Havakaran Tehran Noavar Company is the largest manufacturer of standard flexible air ducts in Iran, which markets its products with Flexirun brand. Flexirun products have ISO 9001, 14001 and 18001 from Switzerland. Combi flexible duct is one of Flexirun’s products, which is widely used in HVAC systems and ducting for air transfer. Combi flexible duct is produced in such a way that it has a very high strength and durability against any unwanted impact during installation.

The reasonable price and also the ease of installation and lightness of the Combi flexible duct is made to be used in many industrial and construction projects for ducting. This product is widely used in the ducting of duct split devices and fan coils due to its high flexibility. Other uses of Flexirun Combi flexible duct are used in industrial systems, air transfer and evacuation, and in heating and cooling systems, air conditioning in commercial and domestic complexes, hotels, hospitals, and laboratories.