Optimm2R allows fresh outside air to enter the room while having the shutters closed and the windows open. The hot and stale air is discharged from the top of the roller shutter.
On average, ambient air temperature drops 5 degrees in one hour, 125 m3 fresh air / hour.
Convection, natural and forced, creates a refreshing air flow. 125 m3 air completely renewed in one hour, standard room of 15 m2, about 38 m3.
Optimm2R arises during the installation of electric roller shutters, in masked time. Simple and practical, it is placed on the window sill and locked in the tracks of the roller shutter and ready to operate.