AC Infinity AXIAL S1238D, Dual 120mm Muffin Fan with Speed Controller, UL-Certified for Doorway, Room to Room, Wood Stove, Fireplace, Circulation Projects

High airflow fans designed for doorway, wood stoves, room-to-room, fireplace, and circulation projects
Features a fan speed controller so you can optimize the airflow and noise for your application.
UL-certified fan with dual-ball bearings has a lifespan of 67,000 hours. Can be mounted in any direction.
Kit includes heavy-duty aluminum fans, wire guards, mounting screws, swivel brackets, and power cord.
Each Fan | 120 x 120 x 38 mm ( 4.7 x 4.7 x 1.5 in. ) | Airflow: 40 to 110 CFM | Noise: 21 to 47 dBA