How Often Should You Change a Dirty Air Filter? 

Oct 1, 2024 | Air Filter, Allergens, Bacteria, Contaminants, Dust, Energy Bills, Germs, IAQ, Indoor Air Quality, Odors, Pollutants, Seasonal Changes

Imagine walking into your home and suddenly sneezing, coughing, and dealing with watery eyes. Oh no! While it might feel like just seasonal allergies, the real culprit could be closer than you think—a clogged air filter in your HVAC system. Let’s make sure your home is as comfortable as it should be! 

It might not seem like a big deal, right? But did you know that a clogged air filter can really mess with your home’s indoor air quality (IAQ) and overall health? Today, we at Canal Winchester Heating & Cooling want to highlight the not-so-fun effects of a clogged air filter and share why every Ohio homeowner should keep an eye on their air filters to prevent any HVAC-related issues. 

An overly clogged and dirty air filter.

What Negative Effects Do Clogged Air Filters Have? 

  • Reduced Air Quality – First off, a clogged air filter means your HVAC system struggles to filter out airborne contaminants like dust, pollen, and germs. This can lead to less-than-ideal indoor air quality, which might make respiratory conditions like asthma and allergies worse. So, for Ohio homeowners, where seasonal changes can introduce a mix of allergens, keeping your indoor air quality high is super important! 
  • Increased Energy Bills – If your HVAC system has to work harder to push air through a clogged filter, you’ll end up using more energy. A study by the Department of Energy shows that simply replacing a dirty filter with a clean one can cut your air conditioner’s energy consumption by 5% to 15%.  
  • System Breakdown – Forgetting about your air filter can lead to more than just poor air quality and higher energy bills. Over time, the added strain on your HVAC system might cause it to break down completely, resulting in expensive repairs or even needing a full system replacement.  

What Horrifying Effects Should You Be Wary of?   

  1. Pollutants and Contaminants – A clogged air filter can let harmful pollutants and contaminants float around your home. This includes things like mold spores, pet dander, and even tobacco smoke particles. These pesky contaminants can lead to a range of health issues, from minor annoyances like sore throats to more serious problems like respiratory infections. Keeping your air filter clean is a simple way to help everyone breathe easier! 
  1. Dust and Debris Build-up – One of the first things you’ll notice with a clogged air filter is the buildup of dust and debris in your home. Your furniture might seem to gather dust faster than usual, and your HVAC vents may even collect a layer of dust. Not only does this make your home feel less tidy, but it also means you’re breathing in those particles more often.  
  1. Germs and Bacteria – While it might not be the first thing that comes to mind, a clogged air filter can lead to an increase in germs and bacteria. As such, a dirty filter can turn into a breeding ground for harmful microorganisms that get circulated around your home. This can be particularly tough for anyone with asthma or respiratory issues. 

What Are the Tell-tale Signals That You Need to Change Your Dirty Air Filters?   

  • Increased Allergy Symptoms – If you or your family members are noticing more allergy symptoms even with medication, it might be a good idea to check your air filter. Keep an eye out for sneezing, coughing, and itchy eyes—they can all be made worse by poor indoor air quality.  
  • Unusual Odors – A clogged air filter can bring some not-so-pleasant smells into your home. You might notice everything from a musty scent to something a bit stronger, depending on what’s trapped in the filter. 
  • Higher Utility Bills – Have you seen a sudden jump in your utility bills despite no changes in your HVAC usage? A clogged air filter might be to blame! When the system has to work harder, it uses more energy and can cause your costs to rise. 

How Often Should Homeowners Replace Their Air Filters?   

  1. Seasonal Changes – In Ohio, where the seasons can really shake things up, it’s a good idea to check your air filter at the start of each season. This way, your HVAC system is ready to tackle whatever the weather throws at it throughout the year. If you’d rather not go by the seasons, we usually recommend homeowners change their air filters every 30-90 days, depending on how much you use it and your lifestyle. 
  1. After Renovations – If you’ve recently tackled any home renovations, it’s a great idea to replace your air filter! Home projects and construction can kick up a lot of dust and debris, which can quickly clog your filter. Keeping your air clean is important! 
  1. Pet Owners – On another note, if you have multiple pets, it’s super important to change your air filter more often! Remember, pet dander and fur can clog up an air filter faster than you might think, which can impact your home’s indoor air quality. 

Keeping your HVAC system in great shape and ensuring high indoor air quality starts with a clean air filter—a fact that can’t be emphasized enough! So, keep an eye out for the signs of a clogged air filter, and don’t hesitate to replace it when needed. This way, you can keep your home cozy and your family (and HVAC system) healthy!  

Don’t wait until it’s too late! Make air filter maintenance a fun part of your regular home care routine. There are no tricks here; with these tips, you’ll be ready to tackle any air filter issues that come your way! 

Canal Winchester Heating & Cooling can help you take down any HVAC scares that come your way! Call today at (614) 524-4737, or schedule an appointment online now by clicking here