A door frame fan is a type of fan that is designed to be installed in the top corner of a doorway or window frame. It works by drawing air from one room into another, helping to improve air circulation and reduce stuffiness and odors. How Does a Door Frame Fan Work? A door frame fan typically consists of a small motorized fan unit that is mounted in a frame that fits into the top corner of a doorway or window. The fan can be set to either intake or exhaust air, depending on the user’s preference. When set to intake air, the fan draws air from one room into another, helping to improve air circulation and reduce humidity levels. When set to exhaust air, the fan helps to remove stale air and odors from the room. Benefits of Using a Door Frame Fan Using a door frame fan can provide a variety of benefits, including Improved air circulation: Door frame fans help to improve air circulation between rooms, which can help to reduce stuffiness and odors. Reduced humidity levels: By drawing air from one room into another, door frame fans can help to reduce humidity levels, which can help […] read more