Your equipment and you are both protected by air filters from dirt, debris, and other impurities. Moreover, you’re not the only one if you sometimes forget to replace your air filter. Make sure that before causing harm to your system and health, it is essential to change your air filters as they become filthy and clogged. Several factors decide how frequently you should change the air filter. To keep your air filters operating as efficiently as possible, you should generally replace them every two months.

Why It’s Necessary to Replace AC Filters?

Filters cannot continuously filter the air. They gradually get full of the gathered dust and filth. If you don’t replace the AC filter, it will start to malfunction. It won’t be able to adequately filter the air anymore. Your HVAC system will have to work even harder and be less efficient due to dirty air filtration, which may also harm cooling and heating components.

One of the most important things users can do to guarantee the proper functioning of their air conditioner or heating system is to change its air filter regularly. You must make sure that all of your unit’s components are well-maintained and completely cleaned if you want to protect this from malfunctioning. We recommend using Custom Filters Direct to buy custom size AC filters to fit your air conditioning unit.

5 Common Warning Signs That Your Home AC Filters Need a Replacement

An essential element of AC maintenance is replacing its air filter. You will discover all the dust and filth on the carpets, workplaces, restrooms, tables, and bedrooms if you don’t change the air filter for a long time. With a custom filter tool, you may use custom ac filters according to your ac filter sizes. In addition to regular filter maintenance, you must be aware of the typical warning signals that an AC filter needs to be changed. Some indicate that it’s time to replace your AC filter. Here is a listbelow:

Not Enough Cold Air: First, you must inspect the AC air filters if your air conditioning system isn’t cooling as much as it usually does or is generating hot air. A dirty air filter frequently causes restricted airflow. That cold, pleasant air won’t be able to adequately travel through a dirty air filter.

Bills of Electricity Are Going Up: When you don’t know why your electricity bill goes more than usual, a dirty air filter can be to reason. It can be when your air conditioner may operate harder to keep your house at the desired temperature. Your system also uses more power the harder it has to function. As a result, replacing your filter will enable you to reduce your energy costs.

Dirt And Dust Near Vents: Discovering dirt particles on floors and objects near the vents is another typical indicator of a filthy air filter. It happens due to a blocked filter spreading dust and debris throughout the appliance, which causes a buildup in the ventilation system. It’s a solid indicator that your air filter needs to be replaced if the areas closest to the vents become dustier, whereas others seem clearer.

The White Sheet Test: It is another method for figuring out if the air filters require to be changed. For this experiment, you must place a white sheet a few inches away from a vent on your air conditioner and leave it there for an hour. If you find the white sheet becomes gray, you should immediately replace the filters.

Air Conditioner Unit Is Very Hot: An air conditioner issue, such as overheating, is a typical symptom of too unclean filters. These issues all result in minor malfunctions at first, followed by pricey repairs. The air conditioner will work harder to maintain the desired temperature in the home due to a blocked filter. Replacing the AC filter will help to reduce the load.


It is widely known that you should clean your AC filter periodically, but for those who have pets, have health issues with their lungs, or are old and spend the whole day indoors, this becomes even more important. When a heater or air conditioner works for extended periods, there can be more damage than usual. Additionally, it can improve the effectiveness of your home’s cooling and heating systems while avoiding costly air conditioner problems.