Aluminum lamella system with a width of 50 to 65 mm filled with polyurethane foam for good insulation External blinds - possibility for aluminium box without thermal bridge Possibility for aluminum without thermal bridge and good insulation qualities or PVC box - for monoblock blinds. For blinds with external mounting, the box is only aluminum. A wide range of RAL colors and wood standard colors. Complete automation capability with somfy motors and light, rain and wind sensors.