Air King BFQF70 Exhaust Fan with Light,4-Inch round White, polymeric grill measures 11" x 10-1/2", with housing measurements of 8-1/2" x 9-1/8" x 5-3/4" Easily satisfying the ventilation needs of 65 sq. ft. bathrooms and 85 sq. ft. rooms Snap-in installation system allows you to install the bath fan in minutes Contains a high efficacy fluorescent lamp that complies with California Title 24 and offers the equivalent of 100 watts of incandescent lighting Exhaust fan comes with exhaust fan housing, a blower, grill, snap-in bracket, 26-watt GU24 lamp, a four-inch round duct collar with a plastic damper for back draft protection and quiet operation, and instruction sheets Energy star Qualified exhaust fan with included 26 watt fluorescent lamp 70-CFM blower at 2.0 sones for quiet operation Exhaust capacity for rooms of approximately 65 to 85-square feet Unique snap-in installation system that is simple to use Comes with a 5-year limited warranty ENERGY STAR Qualified exhaust fan with included 26 watt fluorescent lamp 70-CFM blower at 2.0 sones for quiet operation Exhaust capacity for rooms of approximately 65 to 85-square feet Unique snap-in installation system that is simple to use Comes with a 5-year limited warranty