ALD 125, ALD 160
![](../Images/png/324761611__Web.png)
12 | Sound insulation elements |
13 | External grille, complete |
13.1 | External grille housing |
13.2 | External grille frame |
- Fit the sound insulation elements onto the external grille housing.
13.1
External grille housing
- Align the external grille housing and use 4 screws to attach it to the exterior wall.
13.2
External grille frame
S
Sealing material
- Push the external grille frame onto the external grille housing so that it engages all the way around.