Installation with AS 20.. / ..45 shutter

  1. Install the fan.
  2. Place the connection frame on the exhaust socket (note the "Oben" (Top) marking) and screw it to the exhaust socket from the inside using screws [5].
  3. Place the protective grille on the back of the shutter and fasten it to the connection frame [1] using the screws [3] and nuts [4].