The Helios MV 100 A is a compact pipe fan designed for installation within ductwork where space is limited. Its housing is made from impact-resistant, corrosion-proof plastic in light gray and includes a molded mounting bracket for straightforward wall or ceiling installation. The fan unit and terminal box can be rotated or removed by loosening the clamping bracket, facilitating easy maintenance and cleaning. Supplied with dowels and screws for immediate mounting.