Plastic collar for 4 in duct connection, comes complete with built in non-metallic back draft damper for quiet operation|Acceptable for use over tub or shower when installed in a GFCI protected branch circuit|White powder coated grill|8-1/2 x 9-1/8 x 4-3/4 in housing
Air King Contractor Pack Housing, 8-11/16 in L x 9-1/8 in W, PC/ABS Polymeric, Import