| Balcony | Independent board without insulation: connected to the indoor floor with thermal bridge | — | Balcony board insulation | Add insulation on all balcony surfaces (top and bottom) |
| Remove/replace balcony | Remove existing balcony and install insulation on the edge of the floor | |||
| Wrap | Covered with single/double glazing and aluminum frame | |||
| Floor | Gravel concrete floor without performance layer. No insulation Sever thermal loss | Performance layer | Insulation on top pf Floor/basement | Add insulation on all balcony surfaces (top and bottom) |
| Bottom insulation of basement ceiling | Add thermal insulation on the bottom of floor slab to increases thermal resistance |