The classic Roto Line handle line impresses with RAL-tested cutting-edge technology for long-lasting functionality. The elegant design with harmonious lines combined with high-quality aluminium elements ensures comfortable grip operation. The handle line is suitable for rotation/tilt systems, tilting slide, lifting and folding sliding systems as well as for outward opening windows in cranked and uncranked design made of wood, plastic and aluminium. The assortment also includes six different handle sets for balcony and patio doors.