Purity and simplicity are the major elements of this Moda Flame Baza Free Standing Floor Fireplace. Its mostly glass construction allows the flames to be the stunning focus. Its 1.5-liter dual layer burner operates on ethanol fuel that generates 4000 BTUs and burns up to six hours.About Moda FlameModern comfort, modern style, modern flame. Moda Flame is an innovative concept in home heating and indoor fireplaces. Their bio ethanol-burning fireplaces are eco-friendly and beautiful. This line of modern fireplace designs requires no venting, gas lines, plug-ins, or outlets. Yet provide more heat production, less waste, and no environmental impact.