When a separator element is designed inInsullateral transmissions shall be calculated in one way or another in SONarchitect based on the configuration of the"double wall" and "light element".
If a coated wall is added, the complete system will be included in the calculations of the side transmissions. While adding the base element as a wall and plasterboard complement as a separate coating (e.g.), only the base element on the side roads will be taken into account.