The heating and air-conditioning filter system pulls air in from each room then blows the filters air through ducts to the other places in your house. The air filter are in every room so the air can be filtered through the system. The air filter helps your heating and cooling system keep running effectively and it keeps it running so it will last longer.

The air Filters also help keep dust from building up in the air ducts. In recent years, the air cleaning system is very important to homeowners, the different companies that have designed air filters that use your heating and air system to remove particles like dust, pollen, and even smoke from the air in your home.

It has been often proven that having clean air filter can save energy and a lot of money in different ways, and by routinely changing or cleaning the filters heating and air conditioning system helps the units run more efficiently and will have a longer lifespan. When you have your air up and running you should always check to see if they are working properly and if they are clean or not, remember its always important to make sure that everything is running right to save on money and energy. One of the most important things that you can do to keep your air conditioner or furnace working at maximum efficiency is change the filter every one to six months. If you use a very efficient air filter, it may need to be changed every month, and if you use a very inefficient filter you may only need to replace it every six months.

Cheap inefficient filters can cause problems with air conditioners over time and are best avoided. The dust that does not get collected by your filter gets redistributed back into your home, which could be a big problem but the biggest concern with this is the dust that collects on the fan, blower motor and evaporator coil of your air conditioner.
Remove your air filter monthly for inspection. When it is dirty enough and you change it, write the date down on the side of your air handler, duct system or where ever your filter is installed. After a year of doing this you will have established a very good guide for when to change your air conditioner filter or furnace filters. Your best option is to use an air filter change indicator.