This document discusses ACI Turbo Air Ventilators, a manufacturer of industrial ventilation equipment based in Delhi, India. It introduces their flagship product, the Turbine Ventilator, which provides efficient ventilation without using electricity. Some key benefits mentioned include energy savings, reduced maintenance costs, and improved indoor air quality. Comparisons are made to conventional electrically powered ventilation systems in terms of costs and dependability. Corporate information is also provided, such as their ISO certification and a list of major clients.