Big rooms and buildings get stuffy. Air does not move well. This makes people feel hot or cold. It wastes energy. It raises costs. Normal small fans and old-type HVAC can’t fix this. They leave big spaces with hot spots and cold spots. People feel tired or sick. Goods may spoil. Bills go up. This is a big problem for factories, warehouses, gyms, farms, stores, and even hospitals.
mehr lesen