Using high-volume low-speed (HVLS) technology, the Serco Industrial HVLS fan is designed to improve airflow and energy savings, providing a gentle breeze that equates to a 4-7 degree reduction in the perceived temperature, in accordance with ASHRAE 55-2010 comfort standard, to keep your employees cool and focused through an advanced five-blade design. Balanced air circulation limits stagnant air, hot and cold spots, and condensation, which helps keep food and produce dry and fresh to reduce spoilage.