spring boxes

The history of roller shutters is connected to the evolution of shutters and roller shutters over time. Shutters, in various forms, have been used for centuries for security, sun protection, privacy control, and door disappearing purposes.

In the past, many shutters were operated manually. With the advancement of technology, many have been automated, and the rollers have followed this transition to ensure efficient operation, which is why Solito srl extends its hand to increasingly different materials, starting from the common iron spheres used for a few cycles, the nylon and self-lubricated resin ball had the upper hand, guaranteeing a lower friction coefficient. The box with the bushing is the last engineering choice, so that the friction between the resin and the steel of the tube is minimal, guaranteeing less noise generated during the raising and lowering of the damper and without the aid of lubrication.