A frequently asked question is how often we should replace an air filter, and the answer depends on the size, situation, and kind of filter being replaced. 


With the help of a clean air filter, you can ensure that your house is free of dangerous germs, pathogens, and other toxins that might harm your health. This thin barrier prevents dust, allergies, and other debris from contaminating the air you take. Furthermore, it improves the longevity of your HVAC system and reduces the need for maintenance.

However, most individuals don’t replace their air filters as frequently as they ought to, which might result in several issues. You can save money, enhance your convenience, and improve your well-being by being aware of the effects of a filthy air filter and when to change it.

The Benefits of Regularly Changing an Air Filter

You’ve probably heard many times that cleaning your house and keeping it fresh includes replacing the air filter regularly. However, many individuals don’t fully understand the advantages of changing the filter.

In the absence of a clean 12x12x1 air filter, an HVAC system usually works harder than before, which leads to breakdowns. Moreover, replacing air filters is straightforward and takes less time than other do-it-yourself home repair jobs. Here are a few brief explanations of the benefits of changing Furnace Filters.

Improves Efficiency: Your system will operate more effectively if you change your air filters regularly. A clean air filter helps prevent dust and other particles from entering your ductwork and system. You may increase energy effectiveness and reduce electricity costs by regularly changing it.

Improve Air Quality: An apartment’s air quality is directly impacted by how clean the Ac air filter is. An air filter is built with fibers, often fiberglass, that capture the harmful substances in the ambient air. The system will be capable of sterilizing and cleaning the environment with the help of a fresh filter. Merv 11 and Merv 13 filters will be best for this purpose.

Saves Energy: When your filter is clogged, it takes more energy for your system to circulate the same quantity of air throughout your house. Due to the additional energy needed to operate your heating and cooling, your energy bill may increase. Since clean air filters provide optimal air movement, your home’s cooling and heating system won’t have to work as hard.


How Often Should You Change Your HVAC Filter?

Most HVAC firms and producers recommend replacing the air filter after 90 days or three months. However, depending on the location of your property, if you have any pets, and the age of your systems and equipment, this could change.

The kind of filters you buy can influence how frequently you need to replace this crucial kit. For example, to minimize greater energy costs, you should change the air conditioner’s filtration system after every 30 days if you use less expensive fiberglass filters. On the other hand, if you use pleated air filters, which are more costly, you should replace them every six months.

If you have pets, you should think about replacing them every 60–90 days or every two months. We advise replacing the filter after every 20–45 days for houses with several dogs or persons with allergy symptoms or respiratory disorders.


In addition to purifying the air you inhale, filters are also utilized for safeguarding the delicate parts of your heating system.  Most air filters aren’t made to keep the air clean indefinitely. They will eventually become clogged with dust and debris. You should either replace or clean your filter based on your system. A Merv 8 filter will be the best choice if you want clean air inside your home. Mervfilters will be the best option if you want to buy it from a trusted company.

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