Outdoor Great Room Round Crystal Fire Stainless Steel Burner with Glass Fire Gems, 20-Inch 20" Round Crystal Fire stainless steel burner with Glass Fire Gems (8lbs) Includes tumbled glass or glass beads with burner Includes hose & regulator, gas valve, metal flex hose, natural gas orifice, electronic piezo Standard use with liquid propane gas, but can be converted to natural gas with included adaptor Adjustable flame height Intended for use with a 19.5" circular opening as a support base