SHANTHI INDUSTRIAL EXHAUST in Coimbatore : Industrial exhaust fans are mechanical devices specifically designed to extract contaminated air and odorous gases from industrial environments. By creating negative pressure within enclosed spaces, these fans facilitate the expulsion of odorous air to the outdoors, thereby reducing indoor odor concentrations. In a workplace, ventilation is used to control exposure to airborne contaminants. It is commonly used to remove contaminants such as fumes, dusts, and vapours, in order to provide a healthy and safe working environment.