Built-in box. Unlike the built-on roller shutter, the box of the built-in roller shutter is fitted on the window unit itself. The installation is done together with the window. The built-in roller blind is also available with an integrated insect protection.
Built-on box of aluminium. They can be installed either "invisibly" into the façade or as a visual highlight as part of the façade design. Roller blinds with built-on boxes are also available with integrated insect protection.