CHARACTERISTICS: Variable geometry circular diffusers by thermostatic actuator. CONSTRUCTION: Bell in aluminium, fins in steel, finish painted white RAL 9010. Diameter 500 and 630 mm with reinforced blades. UTILIZATION: For ceiling or wall installation and for air delivery. Installation height: 2,5 - 20 m. FIXING: Fixing by screws on neck diffuser. ACCESSORIES: • Galvanized steel connecting plenum with insulation and calibration damper.