In this workshop, you will learn how to create the building envelope for carrying out the graphic energy certificate with ecoline. Familiarize yourself with the necessary tools in ARCHline. Form your building envelope with walls, roofs, doors and windows three-dimensionally. In the second part of the course you will be introduced to the takeover of the building shell in Ecotech TREND. The workshop ends with the correctly delivered building envelope in Ecotech TREND.