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Installation type
External winding - No. 3 under lintel with drilling at the bottom of the tracks

Installation No. 3 is the most common installation for a roller shutter.

with the aluminium curtain that goes down in front of your window and the housing that goes outside. (Winds up towards the outside).

The tracks are pre-drilled at the bottom of the track, so that they can be fixed to the right and left in your window frames.