HVAC units operate through circulating heated or cooled air by means of supply duct system. The supply as well as registers which are the opening in floors, ceiling or walls metal grills, are used to move conditioned air throughout your home.
Because cool air circulates in your home it becomes hot and is moved back to the central ac through the return ductwork and registers. If you are looking to replace an aging air conditioner or furnace please consider all the factors involved in calculating the cost of heating and cooling your Atlanta area home. The friendly and patient staff at RS Andrews HVAC and Plumbing can be reached at 770-882-2757.
The most effective ones can have a high SEER ratings. As a result they could cost you a bit more to buy, but over a long term they will run you less, since they are able to use a smaller amount energy to create the same cooling effect as those with low SEER and lower energy efficient. The best main conditioners will have a SEER rating between 16 and 23.