Heaters and Air Conditioners
Heaters and air conditioners are devices used for heating or cooling the air in a room or a building. In cold weather, heaters are used to warm the air, and in hot weather, air conditioners are used to cool the air. They are frequently used in homes, workplaces, and other indoor settings to keep the temperature acceptable. There are many different styles and sizes of heaters and air conditioners, and they can be fueled by electricity, gas, or solar energy.