These 4 Problems Will Happen If You Don’t Change Your AC Filter

These 4 Problems Will Happen If You Don't Change Your AC Filter

These 4 Problems Will Happen If You Don’t Change Your AC Filter

If you’ve ever suffered through a summer without an air conditioning unit, you probably understand the mental and physical health benefits of having a constant supply of gloriously cool air. Air conditioners help keep a house at a cold or moderate temperature, even on some of the hottest days of the year.

It’s easy to see how air conditioners are highly valuable for temperature control, however, you might not know that air conditioner maintenance is just as valuable. When it comes to addressing both physical and financial health, there are certain servicing functions on your unit that should be overlooked at your peril.

Interested to know what kind of issues you invite when you neglect to keep your AC filter clean? Read below for 4 not-so-great results of having a dirty or outdated air conditioner filter.

1. Harm Your HVAC System

Though HVAC systems are essential in modern residences for air regulation and temperature control, they don’t come cheap. An HVAC system can run well into the thousands- no small fee for the average consumer. Luckily, most houses sold on the market today come ready with pre-existing systems.

Unluckily, a lack of system maintenance can result in costly repairs or drastic decreases in life expectancy. In fact, clogged air filters can cause the entire system to be overworked and result in the need for a whole new HVAC system. Since this can cost anywhere from 4 to 12 thousand dollars, it’s undoubtedly worth it to keep an eye on your AC filter.

  1. Breathing Issues

Have asthma or allergies? Changing the filter on your air conditioner might be the best thing you can do to ease your symptoms. According to the recommendations made by filter gurus at, to best prevent further breathing issues in asthmatic or allergy-ridden homeowners, filters should be changed every 6 weeks. Indoor air quality is notoriously bad, however, it doesn’t have to be.

Even if you don’t suffer from a pre-existing breathing condition, breathing issues can still result from breathing air that is dirty or full of irritants. The best way to ensure cleanliness and ease of breath is to make sure that the filter you rely on to purify your air is doing the job right.

These 4 Problems Will Happen If You Don't Change Your AC Filter
These 4 Problems Will Happen If You Don’t Change Your AC Filter

3. Higher Energy Bills

When it comes to the cost of running your HVAC system, it all comes down to efficiency. The harder your system has to work, the less efficient it is, and the more costly it is to run. If your AC filter is congested or clogged, an increased amount of air will have to flow faster to achieve the same cool temperatures.

As a result, neglecting to change your AC filter can make your energy bills skyrocket. If you’d like to save money every month, the answer is simple. By taking into account your usage, home size, and existing air quality, you will better be able to estimate how frequently filter changes should occur.

4. Dangerous for Young Children

One of the most compelling reasons to change your air conditioner’s filter regularly is air quality, but did you know you need to be especially careful if you have young children? Particularly vulnerable and susceptible to illness, young children are prime victims of breathing problems and require clean, fresh air.

The same way you would avoid smoking around an infant, checking your AC filter thoroughly and often is just as crucial. This will also stop the build-up of pet hair and can prevent secondary issues like mold growth. If you are serious about giving your young children a healthy and safe environment, you’ll want to ensure that AC filters are swapped out as frequently as possible.

A healthy HVAC system might not be the first thing on your mind as a homeowner, but the reality is, it probably should be. On average, air filters cost around 40 dollars, so changing out your filter shouldn’t be a big hassle or a big expense. On the flip side, not changing out your filter can mean some serious problems. If you’re looking to save money, protect your family, keep your HVAC system running well, all while maintaining good quality air, the fix really couldn’t be easier.

It’s important to familiarize yourself with the type of AC filter you have, and take your home environment into account. If you’re a smoker, you may want to consider changing filters more frequently. There is no magic number of days, but keeping an eye on the health of your filter is easy, free, and can preserve the state of your finances and health.

What happens when you don’t change AC filter?

If you don’t change your AC filter, it will begin to fail. It will no longer be able to filter the air properly, letting dust and contaminants get into the AC. Dust jams the moving parts of an AC such as fan motors and valves. Airflow is restricted which creates a strain on the system.

These 4 Problems Will Happen If You Don’t Change Your AC Filter

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