Can a dirty air filter cause sickness?

If the filter is dirty, everything that passes through the filter is also dirty, including the air you breathe. This fills your home with dust and allergens. Speaking of allergens, they can cause a number of physical symptoms such as headaches, fatigue, chest tightness, and a disorder of cold symptoms that you may not be able to get rid of. A clogged filter can cause the heating and cooling system to become inefficient.

All air passing through your systems must pass through the filter. If the filter is dirty and full of dust, airflow is restricted. This can cause your heating and cooling system to work harder than it should, and ultimately can lead to premature wear and tear, total system failure, or costly utility bills every month. If an air filter becomes clogged, poor circulation will occur.

This could cause unwanted moisture to stick around and cause mold, which is a pain to remove and can lead to long-term health complications. There are many potential health risks from dirty air filters. This is especially true for people who have allergies, asthma, or respiratory diseases. Even the lowest level of dust, dirt, or pollen can cause a chain reaction and cause serious health problems.

It is better to get a thorough cleaning of the air quality than just a partial one with the remaining dust and new chemicals mixed in the air. However, in many cases, the air filter is just one piece of the puzzle that contributes to poor air quality. The good news is that you can improve the air quality in your home quickly, since it only takes a few seconds to change an air filter. While a dirty air filter is sure to degrade a home's air quality, it will also lead to system overwork and potential breakdown.

Many homeowners don't realize that a clogged air filter could be causing them to experience cold and flu-like symptoms. Air filters that look dirty should be changed as soon as possible, even if they say they last more than a month. With some of the major filter providers, you can set up an automatic renewal option that will send filters to your home based on a set delivery schedule. So why not protect and preserve the expensive systems that heat and cool your home, and keep your family comfortable during excruciatingly hot summers and cold, scorching winters? Changing your home's air filter is one of the simplest, yet most powerful and effective ways to do it.

The problem is that when an air filter is dirty or “full”, its ability to filter these particles drastically decreases. Changing your air filter and relying on experts like Lindstrom air conditioning %26 Plumbing to clean your air ducts are some of the simplest things you can do to improve air quality. Given the money you've already invested in your home, not to mention the priority you place on your health, not changing air filters regularly simply doesn't make sense. In addition to regularly changing your air filter, you should also make sure to schedule annual tuning appointments with a professional for your heating and cooling systems.

HVAC air filters work in partnership with your home's heating and cooling system to keep it running smoothly and efficiently. The edges of the filter should indicate the measurement of your filter in inches to help you buy the correct size for your unit. Dirty air filters may be to blame, according to the American College of Allergy, Asthma, and Immunology (ACAAI). If the filter becomes too clogged with dust, dander and debris, then the blower has to work harder to get air through the blocked filter.


Janice Kampman
Janice Kampman

Subtly charming musicaholic. Zombie evangelist. Incurable travel lover. Devoted beer enthusiast. Passionate zombie specialist.

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