Modern fireplace is known for its energy-efficiency. They use a recyclable and environmental-friendly fuel usually from wood scraps compressed using pressure and biomass gasses. They burn clean also therefore helping in the improvement of the quality of air. They produce less volume of ash decreasing the amount of waste. In addition, they can be operated easily by pressing a button or the thermostat, a device used for controlling and regulating the temperature of a system. Moreover, this model occupies less space compared to other fireplace technologies. It also uses ventilation which is less expensive than that of the chimneys.
Many furnaces are also equipped with glass doors that are especially necessary when the fireplace is warming up and can not deal with smoke and thus lets the bitter smell in the room. The glass cover helps to prevent it. The doors can be swinging or lifting. By the way, furnaces with a fireproof door are safer than open grates, and allow you to manage the flow of warm air much better and easier. The only drawback is that sometimes the heat-proof glass may be covered with soot.