How Often Should You Replace Your Home Air Filter?

There are so many things to do around the house that for some of them you just procrastinate for as long as possible. We all have that lightbulb in our house that needs to be changed. With lightbulb it’s fairly easy, you know when to change them because the signs are crystal clear but what about the air filter that also needs replacement ? How can you know when it’s time to replace it? Well, air filters also have signs, not as apparent as those of a lightbulb but you can still figure out the perfect time to change your home air filter. Keep reading to learn more about these signs.

Why do you even need to change your air filter?

Before we move on let’s first understand the function of the air filter and the necessity of regular replacements. Air filters can be in your both your air conditioning and heating systems. By changing air filters, you make sure that your appliances work properly and efficiently. If you regularly replace your air filters, your energy bills will gradually decrease. Furthermore, air filters are very closely linked with the quality of the air so, the more often you replace the filter, the better the quality of the indoor air will be.

So how often do you need to replace?



The answer depends on the type of air filter that you have in your house. There are cheap ones like fiberglass filters that are generally speaking not so effective at filtering so, they need replacement a lot more often – preferably once a month. On the other hand, you might have high-quality air filters that can last for as long as 6 months without any replacements.
If you are still in the stage of buying and installing your HVAC system, then from now on you should consider a system with good air filters which will spare once in a month replacements.
All in all, the recommendation from the professionals is to change your air conditioning or heating system air filters at least once in 90 days.

Other factors that affect replacement schedule

For homeowners the one and only factor usually is their free time and energy level to make the effort and replace the air filter. While these are decent factors, there are other ones as well such as allergies and respiratory diseases. If you have family members who have allergies or diseases such as asthma then you need to replace the filters more often, every 6 weeks to improve the quality of the air.
Owning pets also relates to the frequency of the replacements. Pets especially dogs and cats spread hair that can reach the air filters and get stuck in them which means filter get stuffed sooner than usual.
So, now you have a better idea of how often to replace your air filters. If you are not sure how to do it then contact HVAC contractors and have it done professionally.

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