BROAN 678 - BROAN BATHROOM FAN & LIGHT - BROAN, 50 CFM COMBINATION BATHROOM FAN & LIGHT, 2.5 SONES, 11-1/8" X 10-5/8" WHITE POLYMERIC GRILLE & SHATTER RESISTANT LENS, FAN & LIGHT CAN BE WIRED SEPARATELY OR IN COMBINATION, LIFETIME LUBRICATED PLUG IN MOTOR, 100W BULB CAPACITY, BULB NOT INCLUDED, INSTALLS IN 4" ROUND DUCT, UL LISTED FOR USE OVER TUB/SHOWER ENCLOSURES WITH GFCI PROTECTED BRANCH CIRCUIT, HOUSING SIZE: 5-3/4"H X 8-1/4"W X 8"D, FOR BATHROOMS UP TO 45 SQFT, USES 100W MAXIMUM INCADESCENT BULB, NOT INCLUDED. FOR BATHROOMS UP TO 45-SQ. FT., CAN BE WIRED SEPARATELY OR IN COMBINATION. FEATURES 2.5 SONES, 11-1/8 X 10-5/8 INCH WHI - EQUAL TO 275743