20x20 Exhaust Fan

Perfect for large greenhouses up to 5,000 sq ft, this 20" exhaust fan delivers a powerful 3368 CFM airflow to maintain optimal growing conditions. Mounted in a custom-built frame, it integrates seamlessly into the greenhouse panel. The fan features variable speed and temperature control with the Thermospeed Controller, offering precise temperature regulation from 32°F - 130°F. Its automatic shutters and robust, weather-resistant design ensure efficient air circulation, helping to regulate temperature and humidity for healthy plant growth.