We put all the environmental data on the table for our smartwin and are currently manufacturing the most consistently environmentally friendly window…

"We show our end customers how smartwin windows are manufactured using state-of-the-art machines and yet energy-saving from local wood. Our employees…

We have been there since the 3rd Passive House Conference in Bregenz. Franz Freundorfer and Wolfgang Hasper PHI talk about our new renovation system…