* Energy Efficient. * Environmentally benign as it improves the ambient air quality with least power consumption. * Creates positive pressure in the space conditioned. * Provides clean, filtered and dust free air. * Minimal space requirement as compared to air washers. * Reduces inlet air temperature by upto 12 degree. * Easy & inexpensive to maintain as compared to air-washer. * Has high air pressure, can cover a longer distance.