Changing the Air Filter in Your HVAC System Is as Easy as 1-2-3

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Easy As 1-2-3

Changing the air filter in your furnace or air conditioner is an easy maintenance task that every homeowner should know how to do. But what if you’re not a technically-minded person? It’s okay! I know some people whose technical know-how tops out at making the toast pop up early. Changing the air filter isn’t that much more difficult. You just need to know why, when and how.

Why?

Air filters keep dust and other stuff from getting into your equipment and clogging it up. But when they catch more and more dust, they clog up, themselves. This means that less air gets through, and the pressure in the system drops, and that’s bad news for your air conditioning system. It has to work harder, and it can burn out faster.

When?

To be on the safe side, you should change your air filter once a month. But if you really want to fine-tune the schedule, here’s what to look for:

  • If your energy bills have been creeping up, or your furnace has been struggling, check the filter.
  • If you’ve got a big family, or beloved pets, that’s more dust and dander for the filter to handle. (Try saying that five times fast…)
  • If someone in your house has severe allergies or other respiratory conditions, keep on top of changing your air filters! And look into some other air cleaners, too!
  • If your filter is damp or damaged, replace it right away. If it’s damp, have someone look at your system.

How?

Changing your filter is easy: you just slide the old one out and the new one in. But here are some tips:

  • Read over the instructions for your HVAC unit, and the instructions on the filter itself.
  • Double-check to make sure you have the right size of filter.
  • Turn off the unit before you work on it!
  • Give the filter slot a quick wipe with a damp rag before putting the new filter in.

If you’re still worried about changing the filter on your furnace or A/C, give us a call at Scott’s Heating & Air Conditioning! We can show you how it’s done the first time.

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Scott's Air
  
 

Scott’s Heating & Air Conditioning is a full-service heating and air conditioning company and a Bryant® Factory Authorized Dealer in Central Florida. Whether you need repair, maintenance, or installation of a new heating or cooling system, we provide efficient, cost-effective, and professional service. When it’s hot, call Scott!

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Gary Bungart
2 days ago
6/4/2026 Alan and Logan were here today to do our 6 month check up. They were on time, efficient, polite and knowledgeable. Nice to have a company I can depend on for great service. 1/20/2026: Allen and Michael from Scotts Heating and Air were just here for our 6 month maintenance on our HVAC and they were excellent. Polite, Friendly, On Time and Efficient. We greatly appreciate everyone from Scott's Heating and Air who have been to our house!! We had to have our entire HVAC replaced and Craig really worked with us to get us a fair price and arranged 1 year 0% financing. We got scheduled very quickly and Boris, the installer, could not have been better. He was exactly the type of service person we want in our house. He and his team were polite and meticulous. They cleaned up the job site when it was completed. Once the install was complete Boris was very good and explaining our system to us and left us with complete confidence of a job WELL DONE! ......... Fantastic service and was able to schedule for the next day. Anthony was thorough and explained everything he did. He was extremely polite and efficient. The receptionist who scheduled my appointment was also very polite and easy to work with. I highly recommend Scott's Heating & Air Conditioning.
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Janice Jackson
3 days ago
Allen just completed our 2nd regular maintenance and cleaning of our 3 AC systems. Professional, informative, and thorough…what more could you ask for. Thanks Scoot’s for the great employees and service.

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