It is the work of the air filter in an air conditioning system to make sure that the cooling coils and air in the home is really clean and free from all airborne particles like pet dander and ozone emissions.There are many type of air filters in existence today and these include HEPA, standard, pleated, electrostatic and electronic filters. The popular ones out of these and which can be used to remove air pollutants from air conditioners are the standard, pleated and electrostatic filters. In general, these filters are commonly located in the walls, ceiling, furnaces, or in the air conditioner. The standard air filters can eliminate 10 percent of the airborne contaminants and it's made of spun fiberglass with cardboard frames. It is important that you change this filter once a month.

Pleated air filters on the other hand, get rid of 35% to 40% of the airborne particles. Manufacturers of these filters claim that they can last from two to four months due to their greater surface area and the filter material that is folded back and forth like a paper fan. You will be expected to part with between $5 to $20 in order to get these filters and this is slightly more than that of standard filters.

By making use of filter media which uses electric charge to attract airborne particles, the Electrostatic filters is able to clean the air. These filters cost range from $20 to $100 each. Changing is only required once a year for these type of filters. But for some people, an electronic air cleaner in the air conditioner is considered best and this works in the same way as the electrostatic filter. However, it is more superior to electrostatic air filters because the air flow inside the air conditioning system is not obstructed. No matter the type of air conditioner in your home, it is advisable that you let a contractor check the cleanliness of the coils of the filter every month.

You should make sure that the air conditioner's filter is changed on regular basis as clogged and dirty filter will hamper the airflow in the system and reduce its efficiency by harming the coils? heat-absorbing capacity.