Blum Sustainability Report 2022

21 kWh How many houses could we heat with the energy from our compressed air supply? 2008 detached family homes (construction year 2000, 135 m2) Markus Kaufmann, Building Systems Thanks to district heating, we no longer need gas to heat plants 7 and 8 in Dornbirn. Plus, we now feed any excess heat back into the network and reduce our reliance on cooling machines.