The IM-B range are in-line mixed flow fans for duct installation, capable of various all-round ventilation purposes. The IM-B range incorporates a compact, simple design which includes an easily removable fan body, allowing for efficient maintenance. The corrosion resistant, durable impellers are protected by a low-flammable polypropylene casing, with the addition of dual speed control and quality Japanese bearings. This makes the IM-B range ideal for a variety of applications, including homes and apartments, offices, hotels, and gyms.