Dimplex 4 Piece Trim Kit for BF39DXP and BF39STP Fireboxes BF4TRIM39BF39DXP and BF39STP Fireboxes Dimplex 4 Piece Trim Kit BF4TRIM39 Product Details Frame your BF39DXP firebox with a four piece trim kit. The simple black lines of the trim complement the contemporary design of the firebox. Add this modern, sleek black trim around your fireplace for a minimalist finish. When expensive stone or tile work is not an option, this metal trim frames and finishes the fireplace perfectly No mantle necessary when the BF39DXP