Nutone 781WHNT Quiet Bathroom Fan, 100 CFM for 4" Ducts w/B10 Light, Leaf Design & Alabaster Glass - White Corrosion resistant white finish White finish with white alabaster glass shade Close mount design Uses two 13W maximum, high efficiency, GU24 based fluorescent bulbs, which included Vent openings in fixture base for exhaust fan Light fixture assembly is plug-in and removable Plug-in permanently lubricated motor Polymeric blower wheel Rugged, 25-gage galvanized steel construction Tapered, polymeric duct fitting with built-in backdraft damper for easy, positive duct connection and no metallic clat