A direct vent gas fireplace would be the best option to add both warmth and ambiance to the room. You would have the ability to vent the unit horizontally through an outside wall or a vertical vent stack can also be utilized. A popular unit that we offer is the Empire Tahoe Premium Direct Vent Natural Gas Fireplace with Standing Pilot - 36"
. The Tahoe is a very solid unit that offers excellent flame and log appearance. It is available in various versions that also offer electronic ignition, integral remote systems, and circulating fans. The unit on its own could effectively heat 75% of your room area.