Whitmore 4 Panel Complete Gliding Door Trim SetAndersen interior exterior trim hardware set for four panel gliding doors. Whitmore style in Oil Rubbed Bronze finish. The oil rubbed bronze finish is a "living" finish that will change with time and use. Over time, handling and frequent use create the bronze patina that is the hallmark of the oil rubbed bronze finish. NOTE: If installing a gliding patio door trim set on products manufactured prior to January 2005 modification is required to the