Wood burning inserts are specially designed units that fit into existing fireplaces to improve heating efficiency. They are made of metal and feature a glass door, allowing for better control of airflow and combustion. This design helps to produce more heat while reducing smoke and emissions. These inserts can be fueled by seasoned wood, making them an eco-friendly option for home heating. They come in various sizes and styles, allowing homeowners to choose one that complements their decor. Installing a wood burning insert can enhance the warmth and ambiance of a living space while providing a sustainable heating solution.