Installing the installation subframe
Assembling and inserting the installation subframe
The installation subframe is an accessory (optional). It is required for concealed screw fixing or spring clip
fixing of the grille.
Installation subframe (ER)
The installation subframe consists of four sections
Push the sections together
For wall installation: Spread the fixing tabs, then mortar them in
Alternatively: Countersunk holes are provided for fixing the frame with screws or rivets to different
structures
Assembly
Air diffusers X-GRILLE Basic / Cover
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