White Steel Baseboard Return Grill with 7/8" Turn Back (24" x 8") One piece all steel construction made by Imperial Manufacturing Durable white powder coated finish Made for baseboard use so there is a 7/8" turnback 1/3" fins set at 20 degree angle; faceplate 1 1/4" larger then listed size 1 baseboard grill for a 24 x 8 hole; Faceplate size - 25 1/4" x 9 1/4"