Empire Stacked Limestone Ceramic Fiber Firebox Liner. As a liner, this product allows you to get the traditional masonry look and feel you want without re-mortgaging the house or scheduling a month of construction to get it. The unique design features a rich red color and hand-painted heat and smoke residue to mimic the effect of a well-worn brick fireplace. The durable ceramic fiber construction is extremely tough. Includes Liner Only. Features Model # VBP36SG. Gives your firebox the look of a traditional masonry fireplace. Light colored bricks with realistic smoke patterns. Finish Limestone. Ceramic liners are made by the manufacturer for specific fireplace units. They cannot be cut or they will fall apart This liner is compatible with the following fireplace models VFD36FB0F, VFD36FB0L, VFD36FB2MF and VFD36FB2ML Firebox by Empire Comfort System. Specifications Dimension 36 .