Östberg Group AB is a leading global manufacturer of duct fans, energy recovery units and rotary heat exchangers. Östberg Group AB has always been a company with an international profile. Today you will find our products ......Östberg Group AB is a leading global manufacturer of duct fans, energy recovery units and rotary heat exchangers. Östberg Group AB has always been a company with an international profile. Today you will find our products in more than 75 countries worldwide. The company is growing continuously and has subsidiaries in Sweden, Finland, Norway, Germany, Canada, India and China. All our products are CE marked and we place great emphasis on making them easy to install and use. In our wide product range you will find duct fans, insulated or uninsulated for rectangular or circular ducts. In addition, a wide range of roof, wall, radial and explosion proof fans. For healthy indoor air and energy savings, we have the well-known energy recovery unit Heru ®. Heru ® recovers up to 86% of the energy used by regular ventilation is lost. These are developed, manufactured and sold by AB C.A. Ostberg in Avesta. Subsidiary Suxess ERV AB in Enköping develops, manufactures and sells energy recovery units for larger premises, from 50 l / s and up. At Enventus AB in Jönköping, we produce large quantities of customized rotors that mostly are installed in air handling units. The rotary heat exchanger is used for most applications. Ostberg Norge AS has in addition to the other products central vacuum in many models. Ostberg Kunshan manufactures and selling duct fans and rotors for the Chinese and Asian market.