Fantech’s FR 150 is a 6-inch inline centrifugal duct fan for small to medium ventilation runs in residential or light-commercial spaces. It features a durable, corrosion- and heat-resistant thermoplastic housing, designed for indoor or outdoor installation, with a leak-free body and external wiring box. The motor includes built-in thermal overload protection with automatic reset. Performance per Fantech data shows a maximum 323 cfm at 0.0 in. w.g. (about 549 m³/h); ENERGY STAR/HVI list 280 cfm rated airflow. The unit is UL Listed, HVI-certified and ENERGY STAR certified, and ships with a mounting bracket and hardware. It operates in air streams up to 140°F and is intended for general ventilation applications; the FR line is not approved for radon mitigation.