Introduction de company France Air is a french leader specialized in design and distribution of air handling systems.  France Air supplies a range of over 15,000 items, and has expertise in air handling in service-sector, industrial buildings, hospitals, professional kitchens, private and collective housing. The comprehensive range of equipment includes : ? Air diffusion equipment ? Ventilation equipment ? Filtering equipment ? Air conditioning equipment ? Fire protection equipment ? Forced ventilation equipment ? Air handling equipment for professional kitchens One of the company's marketing strength is the regular creation of new products. Every year, almost 10% of the company's sales are generated through the launch of innovative products. Descriptions of the products Accessory of air condition system, 2 types of flexible aluminium vent pipes needed :  M0 & M1 Type Diameter (mm) Working Temperature (C?) Maximun air speed (m/s) Maximum pressure (Pa) Bend Radius (mm) M0 80~630 mm -30~250?C 30 3000 0.58*D M1 100~500 mm -30~140?C 30 2500 0.54*D If you are a competent supplier of flexible aluminium vent pipe in good quality, located in Zhejiang, Jiangsu province or Shanghai City, and you have an export certificate, don't hesitate to contact us.