How Often Should I Change My Air Filters?

Even if you buy the best air filter for your heating and cooling system, the debris and particles it pulls out of your air system will eventually overwhelm it and start to impede airflow. When your filter begins to clog due to excess particulates, your HVAC system stops working effectively. Properly maintaining your HVAC filter and replacing it when necessary can significantly improve the efficiency of your system.

How Often Should I Take a Look at My Filters?

You should do a visual inspection of your air filters once a month to evaluate their condition. If the surface is excessively dirty, you will want to change the filter even if it is not due for replacement.

The manual that comes with your filter or HVAC system will have a guide on how often to install a replacement. If you cannot find the manual, however, there are some general rules: A 1-inch filter should be replaced monthly, while many pleated types can last up to six months. If you have a whole-home air purifier or electronic air cleaner to improve the air quality in your home, your filter may have a portion that can be removed and replaced.

What Impacts My Filters?

Your filter may need more frequent replacement than recommended by the manufacturer if you have a large household, keep multiple pets or live in an area where air quality is a concern. The model of air filter and even temporary issues such as new construction around your home can impact your filter, which is why it is important to inspect it monthly.

If someone in your home has allergies or respiratory issues, you may also want to change your filter more frequently, even as often as every 20 days. In your vacation house in a remote or green area, filters may last longer than manufacturers suggest because the air is cleaner. Conversely, homes in the city may have filters that get clogged more quickly, especially if they are situated close to highways or heavy traffic.

What is happening in your home can also impact the schedule. If your pets are shedding in the summer or if you’re doing home renovations that produce dust, it may be time for a filter replacement. You may also want to replace your filters during flu or pollen seasons, when you need the best air quality possible. If you suddenly need to vacuum more often, this can also be an indication you need to take a look at your filter.

Why Replace My Air Filters?

When your filters get too clogged, your system may not catch particles correctly, impacting the air quality in your space. Overloaded filters can also eventually collapse, potentially causing damage and requiring costly repairs to the system.

If you do encounter problems with air quality or if your heating and cooling system needs repairs, contact an experienced HVAC contractor at EAC Heating & Air. Our experienced team is here to help with installations, repair, maintenance and more so you and your family can breathe easy. Reach out today to discuss your HVAC needs or learn about our services.

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