Many people have no idea how air conditioners work. They know that air conditioners are designed to bring relief during warm days. However, air conditioners are more than just coolers that help people cool down during hot summer days. A good air conditioner is an air conditioner that also filters the air and dehumidifies it. The reason a filter is necessary is that air in many parts of the world is not clean air at all. All those interested in air conditioning austin texas can check some of the articles that I have read as well. They explain clearly how air conditioners work and what their role is.