Now there is a freestanding version of an ingenious modern design thanks to a breakthrough technology. This model can be placed (invisible built-in rollers) in any room without a chimney or a gas line. This design features odorless, ventless operation that emits no smoke and is safe for any indoor environment. The flame burns with bio-ethanol fuel, available at any local hardware store and the stainless steel burners are patented. Features: -Designed for indoor or outdoor use -Included accessories: 1