XFS Series Commercial Direct Drive Wall Exhaust Fan CFM Range: 800-4700 (Sizes 12" thru 24")CanarmLFI's XFS series wall exhaust fans are ideal for commercial applications.They feature smooth, quiet, reliable, maintenance free operation.Available in 12" to 24" sizes - fans are 2 or 3 speeds with OFF and comes complete with a 9' cord and grounded plug.The fans have a durable steel construction with powder coat black finish and quiet, aluminum shutters with tie bar to maximize airflow.Installation is easy - simply mount the fan with 4 screws, plug it in and turn it on ! FEATURESSmooth, quiet, reliable, maintenance free operation.Available in 12" to 24" sizes.12" and 16" models are 3 speed.20" and 24" models are 2 speed.Durable steel construction with powder coat black finish.Swept back, high efficiency, low noise blade design.Quiet, aluminum shutters with tie bar to maximize airflow.Strong powder coated OSHA guarding inside.ETL certified.Euro design outside rotor motor for higher efficiency.- Totally enclosed with sealed ball bearings.- Pull chain speed control.- 9 foot cord with 115 Volt, 3-prong plugFans shipped totally assembled.