SCALA, the ARTLINE-Innovation 2006 SCALA is modular tracking system, panel track system, picture rail and coving in one multifunctional product. All features are combinable. Properties: - easy installation, - mountable as a modular system for one or multi-run, - invisible inside run, - front in plain and teethed version and exclusive surfaces, - novel slide system with minimal seating and area of contact, - glider, panel track and gallery hook can be put in and out the rail at any position, - no coping.