About This Product The Inductor 6 in. In-Line Duct Booster Fan is an energy efficient way to help improve comfort in your home or office. This fan is designed to fit 6 in. flexible and rigid ducts. The fan has 1 end with a crimp and bead design for an easy installation. The fan is made out of corrosion-resistant metal. It features a tip-throw balanced, lexan blade. The fan's motor has a large oil reservoir helping ensure a long lasting and quiet performance. Highlights Sleeve bearings allow for installation at almost any angle Designed to fit 6 in. flexible and rigid ducts Tip-throw, balanced lexan blade for maximum performance Thermally protected Class B motor Energy efficient Fan moves free air at 160 CFM and max boosted at 250 CFM ETL listed Conforms to ANSI/UL standard 705 and CSA standard 22.2