Therma-Tru Entry or Patio door transom, can also be used over windows or by it's self to enhance a wall. Interior Unit Size: 64-11/16 x 13-1/2 Exterior Unit Size: 64-11/16 x 13-1/2 Jamb Thickness: 4-1/2 inch Brickmould: Yes, Applied Exterior Color: White Interior Color: White Rough Opening: Is normally 1/2 inch more then interior unit size We have 2 - one made from oak the other painted white NOTE: These are New, Discontinued size. Limited to existing inventory. No Refunds, No Returns