Axial jet fans are used in tunnels and indoor parking lots to provide air flow. It is available in two types, namely as heat-incompetent and heat-resisting fans. Heat incompetent fans operates between -20 and 40 °C, while heat-resistant fans are special production fans that can work during fire. This way, the smoke indoor could be discharged without interruption. Depending the required resistance strength, various engine options are available, namely 200 °C/2h, 300 °C/2h, 400 °C/2h engine options. Feel free to contact our company for more information.