How Often Should I Clean My HVAC System Filter?

How Often Should I Clean My HVAC System Filter?


As a general rule, you must clean the filters twice a year and more if you have construction or live in a dusty area. If your environment is more dusty, you should clean the filters every month. The filter in your HVAC system plays an integral role. It not only helps keep your house comfortable and healthy but also maximizes your unit’s efficiency. But, often, homeowners tend to ignore filter cleaning as they are not aware of the dangers of a dirty filter. If you are among them, here is what you need to know about the impacts of dirty filters.

Poor health

The filter in your heating and cooling O’Fallon MO unit can trap harmful allergens and irritants. If the filter is clogged and dirty, indoor air quality will be compromised, and it affects your health. You and your family may experience sneezing, coughing, sore throat, and other symptoms. If you notice the family is getting sick often, it may be due to a dirty air filter.

Frequent Repairs

Dust and pollen can affect the internal components of your heating and cooling unit. If the filter is clogged and dirty, the unit won’t work efficiently as it should. It can cause ice to form on the condenser coils and leads to expensive ac repair in O’Fallon Mo. You may have to spend more money and more often on repairs.

High energy bills

If the filter is dirty, the HVAC system will work harder to pull air through. It will eventually increase your energy bills. Your HVAC system won’t work properly, and you will be paying on average about 15% more on energy than you need to according to the Department of Energy. Yes, the harder the fan has to work, the higher energy bills will be. Ensure that your filter is cleaned and changed regularly, and avoid the extra monthly costs for energy.

Higher Humidity

A good functioning air conditioner will help manage humidity in your home. But, one with a clogged and dirty filter can lead to higher humidity levels in the home. An increase in humidity levels can lead to increased dust buildup, mold growth, and health issues. Besides, exposure to these allergens for a long time can lead to the development of issues in the respiratory system.

Apart from changing the filters regularly, preventive measures should be taken to ensure that the indoor units are clean and in good shape. Be it changing the filters, fixing repairs, or ac installation O’Fallon, call in a professional HVAC technician to get the job done.


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