Heater/Fan/Light brings convenient, comforting warmth to your bathroom • Nearly silent operation - 0.9 Sone, 110 CFM fan • Quiet, high-output 1500 watt heater with exclusive PowerHeat design • Versatility of a free-breathing 6" duct connector • Bright 120 watt lighting (two 60W incandescent bulbs) • 7 watt nightlight capacity • Fan motors are engineered for continuous operation • Requires a dedicated 20 amp circuit • 17-1/2" x 11-1/4" x 7-5/8" housing fits 2" x 8" construction • Grille Dimension: 20" x 15"