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6 Advantages of Multiple Fans in a Fan Grid / Fan Wall

Multiple fans in parallel vs. a single fan in ventilation systems In many cases, it is advantageous to use more than one fan running in parallel on a fan grid (or fan wall) in a ventilation system to achieve the benefits discussed below. 1. Efficiency Typically 40% of a commercial buildings energy use comes from heating, ventilating and cooling with 50% of the HVAC energy consumption coming from fans. Given the increasing cause for environmental concern, designers should look to select EC plug fans which will not only provide the necessary r...