48 in 51"H-W 5.75"L Alu Wall Exhaust Shutter, 48-1/2 in x 48-1/2 in, Aluminum

Color White Includes Prepunched Mounting Holes; Felt Series EASR For use with Vertical Mounted Exhaust FansYou may also like Dayton Shutter Mount Exhaust Fan, 20", 1 Speed, 4700 cfm, 115V 484X44.