SHANTHI EXHAUST FAN in Coimbatore An **exhaust fan** is a device designed to ventilate and improve air circulation by expelling stale, hot, or polluted air from a room or space and replacing it with fresh air from outside. These fans help control humidity, odors, smoke, and moisture, which can lead to mold growth, unpleasant smells, or overheating. Exhaust fans are commonly used in kitchens, bathrooms, industrial spaces, and other areas where ventilation is needed. ### Key Features: 1. **Air Circulation**: Exhaust fans remove air from the indoor space, promoting airflow and helping to replace stale air with fresh, outdoor air. 2. **Moisture Control**: They help to reduce humidity in areas like bathrooms and kitchens, where moisture buildup can cause mold and mildew growth. 3. **Odor Removal**: Useful for eliminating odors from cooking, smoke, chemicals, or any other unpleasant smells. 4. **Heat Regulation**: Exhaust fans can also expel hot air, helping to maintain a comfortable indoor temperature in kitchens, attics, or other warm spaces. 5. **Energy-Efficiency**: Most exhaust fans are designed to be energy-efficient, consuming minimal power while providing effective ventilation. ### Types of Exhaust Fans: 1. **Wall-Mounted Exhaust Fans**: These are mounted directly on the wall of the building and typically vent air directly to the outside. They're commonly used in smaller spaces like bathrooms, kitchens, or laundry rooms. 2. **Ceiling-Mounted Exhaust Fans**: Installed in the ceiling, these are ideal for bathrooms or other spaces where ceiling space is available. They usually vent air outside through ductwork. 3. **Inline Exhaust Fans**: These fans are placed within ducts and help move air through multiple spaces. They are more commonly used in larger buildings or more complex ventilation systems. 4. **Roof-Mounted