Downblast Vent, Direct Drive, 13-3/4 In

Energy Saving Units Feature Ec Motors Which Allow up to 80% Useable Turndown, Fresh Outside Air is Drawn In Under The Motor Cover to Maximize Motor Life, Fully Rolled Windband Bead For Increased Stability and Easy Transport, High-Efficiency Brushless DC Motor, Motor Features Potentiometer Dial for Speed Adjustment, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 And 4 Disconnects Available

15.4 sones @ 0.750 in SP and 5 ft, 14.9 sones @ 1.000 in SP and 5 ft, 14.3 sones @ 1.250 in SP and 5 ft, 13.8 sones @ 1.500 in SP and 5 ft, Fan RPM 1140: 10.0 sones @ 0.000 in SP and 5 ft, 9.8 sones @ 0.125 in SP and 5 ft, 9.6 sones @ 0.250 in SP and 5 ft, 9.2 sones @ 0.375 in SP and 5 ft, 8.8 sones @ 0.500 in SP and 5 ft, 8.5 sones @ 0.625 in SP and 5 ft, Fan RPM 1725: 17.4 sones @ 0.000 in SP and 5 ft, 17.0 sones @ 0.125 in SP and 5 ft, 16.7 sones @ 0.250 in SP and 5 ft, 16.3 sones @ 0.375 in SP and 5 ft, 15.9 sones @ 0.500 in SP and 5 ft, 15.6 sones @ 0.625 in SP and 5 ft, Fan RPM 860: 6.6 sones @ 0.000 in SP and 5 ft, 6.5 sones @ 0.125 in SP and 5 ft, 6.3 sones @ 0.250 in SP and 5 ft, 6.0 sones @ 0.375 in SP and 5 ft