American Gas Lamp Works Gothic 2900H 14" Timeless Black Residential Post Mount Aluminum Natural Gas Lamp With Dual Inverted Gas Mantle Light Assembly, Flat Tempered Glass Panes and Loop Finial w13 Model 650806 Clearance Zero Zero clearance whether the injury or Model 650806 Clearance Zero Zero clearance when installed into a masonry chimney and wrapped with a 1 2" ceramic fiber insulation blanket It is installed above the fire bed and shines down into the fireplace Its high quality Timeless Black & Noble Bronze finish options are complemented by updated clear glass lenses on flat panes The amount of gas your lamps will use depends on the type of gas and burner you’re using