This type of spotted diffuser is ideally suited for predictable directional control of conditioned air within large spaces such as malls, exhibit halls, sport arena industrial and manufacturing facilities and large office building entrances. Air direction is adjusted by swivel |movement of Jet Nozzle/Spot diffusion. Air supply into large spaces like Airports, Cinema theaters, Shopping malls and in high roofing industries. This spot diffuser is specially designed to achieve a long throw in Air-conditioning, Ventilating and heating systems.