Unlike traditional wood and gas fireplaces, electric fireplaces are vent-free and smoke free. Electric fireplaces have a zero-emissions heat source. This healthy for your home, it also prevents the release of carcinogens into the air by fossil fuels or charred wood. When you are ready to head inside an electric heater can just be turned off for when you are done. If you have a wood burning heater you really need to tend the fire an clean up ashes tomorrow.