What material is used for fabric bag air duct? More and more modern buildings use large-span column-free structure, the internal surface for the top of the grid structure. The bag-type air duct is flexible and can be arranged as an arc or a circle according to the actual needs, matching the architectural style. An elliptical closed arrangement. The whole bag air duct system is made of soft material. The whole material volume, the weight is relatively light, the installation is convenient, the air supply speed is fast. It can replace the traditional air supply pipe, air valve, diffuser, air outlet and other components. The outlet area of the air duct is large, the wind volume is large, and the wind speed is low. The arc design is not only beautiful and generous, but also makes the air outlet more even. The bag air duct system has a variety of colors and styles to choose from, which means that a variety of colors can be in harmony with any indoor environment style, look more…