A Centor S4 | Combination of two fabric types, with one housed in each side of the frame, such as a screen from the left and a blind from the right. Centor is proud to have been awarded a ‘Red Dot: Best of the Best 2019’ for the S4 System. This accolade is the highest awarded by the judging panel of one of the world’s largest design competitions and is reserved for the best products in a category.