Add thermal transmittance (Wärmedämmwert) and sound reduction (Schalldämm-Maß) as a column that can be edited to the following elements listed in Project Editor:

1. Walls: single, compound, tilted, custom

2. Openings: doors, windows, facade elements, wall openings

3. Slabs: floors, slabs, ceilings

4. Roofs: roof sections, dormers, roof features