Fuel-based heaters are devices that generate heat by burning fuels such as natural gas, propane, oil, or wood. These heaters convert the energy stored in these fuels into warmth, making them effective for heating homes, garages, and other spaces. They can come in various forms, including furnaces, boilers, and space heaters. These heaters require proper ventilation to ensure that harmful gases, like carbon monoxide, are safely expelled from the living area. Regular maintenance is essential to keep them functioning efficiently and to prevent safety hazards. Fuel-based heaters are often chosen for their ability to provide consistent and powerful heat during colder months.