Fantech FG 6XL is a metal inline centrifugal duct fan built for 6-inch (150 mm) round ducts. Designed for supply or exhaust use, it features a galvanized steel, leak‑resistant housing and an external‑rotor motor with backward‑curved impeller for dependable performance. The fan is suitable for indoor installation at any angle within the ductwork, includes a mounting bracket and hardware, and is protected by thermal overload with automatic reset. At free air, the FG 6XL delivers up to 483 CFM (about 821 m³/h) and is rated for operation on 120 V AC. Typical specs include 2900 RPM, approximately 153 W input power, and a 5‑year warranty.