FAN HOUSING TYPE; 1670F/1671F/1688F/1689F BATH AND VENTILATION FAN USED ON; OVERALL DIMENSION 7-1/4 INCH LENGTH X 7-1/2 INCH WIDTH X 3-5/8 INCH HEIGHT; DUCT SIZE...
ROOF CAP TYPE; 3 OR 4 INCH ROUND DUCT, RANGE HOOD/BATH VENTILATION FAN/LOSONE FAN USED ON; NUTONE[R] BRAND; OVERALL DIMENSION 11 INCH LENGTH X 9-1/4...