Melbourne Ventless Electric Space Heater Firebox Fireplace Insert Smokeless Ventless Wall Free Standing Electric Fireplace Space Heater, 3 settings of high, low, and no heat (only flame effect) - 1,500 Watts (400 sq. ft.) Dimensions: 23W x 9D x 13H inches ; 16 pounds This electric fireplace insert heater requires no ethanol, gas, chimney, mantel, wall mounting or gel cans. Control flame and heat as you desire. This indoor free standing electric fireplace stove is completely vent free and perfect for any modern or traditional home. This is not a wall mount fireplace and a fireplace mantel is not necessary. The power consumption with the flame effect only is 2.5W per hour. Uses over 90% less energy than gas to produce visual flames.