REALISTIC GAS FIREPLACE LOGS: Our 18" dual fuel, Black Forest log set features a 6 piece realistic looking deep textured oak log set. Enjoy the beauty and warmth of a real wood fire without all the work and mess associated with burning wood. DUAL FUEL GAS LOGS: Gas log set is compatible with both natural gas and propane fireplace insert setups. VENTLESS GAS LOGS: Vent free designs with electronic ignition and adjustable thermostat for easy heat control. DOUBLE YELLOW FLAME BURNER: U-shaped burner provides dancing flames that intermingle throughout the logs. HEATS UP TO 1,250 SQ. FT.: With 30,000 BTU's of warmth to heat up to 1,250 sq. feet, this log set can bring the charm of almost any new construction or it can retro fit into an existing firebox or wood burning fireplace.