Quality and double-duty at each installation location; Plug-in, permanently lubricated motor; Polymeric blower wheel; Tapered, polymeric duct fitting with built-in backdraft damper for easy, positive duct connection and no metallic clatter; Designer styled grille with integrated shatter-resistant light-diffusing lens ; Rugged 26 GA galvanized steel construction; Sturdy key-holed mounting brackets for quick, accurate installation; Use supply wiring rated for at least 90 DEG C; Use with Model 68W (white) or 68V (ivory) two-function control (available separately); Watts: 42.4 WTT at 0.1 IN, 41.6 WTT at 0.25 IN