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Top Indoor Air Quality Tips for a Healthier Summer!

By Aztil –

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What are the ways in improving indoor air quality? Many people feel safe in their homes. Unfortunately, according to the Environmental Protection Agency (EPA), pollutants inside the home are often two to five times the rate of those outdoors. Because poor air quality (IAQ) in the house can significantly impact your family’s health, it’s important to consider steps you can take to increase your indoor air quality this summer.

Install a Whole-Home Air Purifier

Whole-home air purifiers that integrate directly with your HVAC system are one of the best ways to offer continuous air filtration for your entire home. This step is beneficial if you have pets or family members with allergies at home. Remove allergens and improve your overall air quality in one fell swoop!

Check Your Air Filters for Improving Indoor Air Quality

An essential component of a well-functioning HVAC system is the disposable air filter. The air filter is generally between the return duct and the air handler. Its job is to trap dirt, dust, mold, dander, animal fur, bacteria, and other unwanted air pollutants, keeping them from cycling back into your breathable air.

For air filters to function well and keep your indoor air quality highest, it’s best to clean them every month and replace them every 90 days.

Balance Your Home’s Humidity Levels

In North America, summer ushers in the hottest months, and with heat comes rising humidity levels. Because humidity in the home can cause a rise in the concentration of certain air pollutants (particularly mold!), you must take steps to balance your home’s humidity levels through this season. Opening the windows in the mornings and evenings when the weather’s cooler can help, as can adjusting the settings on your HVAC system. In some cases, you may want to invest in a dehumidifier.

Try to keep your home humidity levels somewhere between 30% – 50%. A simple moisture gauge, available for purchase online or at your local big box store, can help you keep an eye on things and let you know when the time has come to act.

Maximize Home Ventilation

A well-ventilated home is a great factor in improving indoor air quality by lowering the concentrations of indoor air contaminants.

Potential indoor contaminants may include:

  • Chemicals and emissions from cleaning compounds
  • Carbon monoxide from gas appliances
  • Particulates from wood-burning stoves

Consider spot ventilation for troublesome areas (such as exhaust fans in the kitchen) or dilution ventilation solutions for the entire house. Often, we provide whole-house solutions by making changes to your HVAC system. Feel free to reach out if you have questions about how we can help ensure your home has good ventilation for summer.

Attend to Your Ducts

One more factor in improving indoor air quality is to regularly check your ducts. Over time, pollutants, including dust, dirt, and mold, can accumulate in your air conditioning ducts. Routine cleanings and re-sealings can ensure higher air quality throughout your home.

We recommend cleaning your ducts every 3-5 years. If you can’t recall the last time your ducts were cleaned and re-sealed, you’re probably overdue for this service. If you’re unsure, just call us at Aztil AC, and we’ll stop by to help you evaluate your current needs!

Keep Your HVAC Maintenance on a Schedule

Finally, the best thing you can do in improving indoor air quality in your home is to have your HVAC system inspected and maintained at regular intervals. Not only will this keep your house cool and your indoor air clean all summer long, but you can also stay ahead of potential problems and take proactive steps to avoid the potential for major repairs down the road.

Ready to learn more about improving your indoor air quality (IAQ) this summer? Aztil Air is here to help. Contact us to request a quote or schedule your next service call. We look forward to hearing from you!

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What Our Clients Think Of Us


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Aztil Air Conditioning4.7
Based on 2352 reviews
Barbara Henriksen
18 hours ago
Paul came to check the A/C compressor and handler. Took pictures and showed me. Both units were disgustng.. He gave me the amt of replacing. I Absolutely agreed. Then Neraldo and another Technician came and installed the AC units. Next Jordan and Adrian came and cleaned all vents and ducts. All 5 of them were excellent and friendly. Also gave me the info on what was being done. 5 stars for each one of them. Highly recommend I have had a Dual Inverter installed in my back room. Jorge did the install and was Terrific. He worked his butt off and in the heat. David his helper was on the go the whole time. This is my 2nd AC install with Aztil AC and I would Highly reccommend them. They are polite, efficient, and hard workers. Thank you So Much Jorge and David. If I could go over 5 I would give you 10 stars.
Nell McLamb
20 hours ago
Niko very nice and did a good job explaining.
Always prompt, pleasant and knowledgeable
Answered all my questions. Very polite as well.
Pamela Rush
1 day ago
Polite; on time; did work neatly and completely and answered questions with good ideas and not trying to upsell.
Antonio was very respectful he did not make me feel stupid .He answered all my questions and took time to make changes so I would no
Adrian Galindez
2 days ago
Antonio has been the most polite, respectful and professional technician I have ever had. And I had plenty! Even with Atzil. I would like to have him dedicated to my accounts please.
Roch Smith
2 days ago
Niko to Alrc
Long time Aztil customer TINO was great thank you for your service
Lori Wilkinson
4 days ago
Brandon was very professional and knowledgeable. He explained everything and answered my questions.
Kim Brant
4 days ago
We've had to call someone out to repair our air conditioning system 4 times in the past year and the system itself is only 4 years old. So today, we called Aztil Air Conditioning and Paul G. came out. Paul was able to quickly assess the problem. Paul was very professional, knowledgeable and quite honestly one of the friendliest & most honest people I've ever dealt with. It was a pleasure to work with Paul! Aztil Air is the only company I will call from now on.
Sharon Glick
4 days ago
TINO WAS GREAT THANK YOU AZTIL FOR A GREAT SERVICE !!!!
Richard Katz
4 days ago
On time, efficient, thorough
Jessica Maxson
4 days ago
I cannot speak highly enough of our super kind technician, Randy, who came out to assess our AC today. Randy took the time to walk us through photos of the issues in our AC and offered to take care of it ASAP as he already had the parts in his truck - LOVE the preparedness! Aztil Air Conditioning is superior and we will request Randy on a go forward basis. UPDATE 6/17/25 - Exceptional Service from True Professionals - Highly Recommend! We recently had our ducts cleaned and sealed, plus our dryer vent serviced by Jordan and Hero from Aztil Air Conditioning, and I cannot say enough good things about their work. From the moment they arrived, these two demonstrated exactly what professional service should look like. What impressed us most was their commitment to education - they took the time to walk both my husband and me through every step of the process, explaining not just what they were doing, but why it mattered for our home's efficiency and air quality. It's rare to find technicians who are so patient and thorough in their explanations. Beyond their technical expertise, Jordan and Hero showed genuine respect for our home and our comfort level throughout the entire job. They worked with care and consideration, treating our space as if it were their own. As homeowners, we've all had those experiences where workers leave you feeling uneasy - this was the complete opposite. We felt completely at ease having them in our home. Their professionalism, kindness, and attention to detail set them apart in an industry where those qualities aren't always guaranteed. If you're looking for HVAC services you can trust, don't hesitate to call Aztil Air Conditioning. Jordan and Hero will take excellent care of you and your home. Five stars - we'll definitely be calling them for any future needs! Update 11/6/26: Dana was fantastic. Our AC’s UV light had given out from age and the Florida climate, and Aztil came out and took care of us the same day. Dana patiently answered all of Thomas’s questions and showed him what was being done along the way, so we understood exactly what was going on with our system. Professional, knowledgeable, and genuinely personable. Highly recommend Aztil, and ask for Dana!
Sandy Waters
5 days ago
Air condition was not working properly at my condo. I had not been to the condo for five months. Antonio was dispatched immediately to my house and he found the problem in three minutes and repaired it. He also fully explained what the air duct team had done for me in June. I was not at My Condo when this massive work was done for me by the air duct team. I was so happy that Antonio was able to explain everything for me so that I fully understood what was going on with my air duct repair. Antonio is a real gentleman and has a great deal of knowledge. Kudos to you, Antonio. I did not have to pay for this service because I have a contract with Aztil. It is well worth the money.
Emily Cotellese
5 days ago
Lazaro was friendly, knowledgeable and very respectful! Absolutely 💯 satisfied with this exceptional service tech!! Thank u
Don Walling
5 days ago
Jordan and Elkin were outstanding. Very professional and efficient. Kept me informed though out the job. Highly recommend Aztil and especially Jordan and Elkin.
Stanley Zausmer
5 days ago
Niko was friendly and efficient. Told me how he thought my system was and performing and made recommendations for the future. He took good care of us.
michael diamond
5 days ago
He was a pleasure to deal with. Explained what was being done. Very efficient
tom kinley
5 days ago
Ramon did an excellent job on our semi annual tuneup. He made several recommendations and cleaned the air conditioner thoroughly. We appreciate the work you did. He is a credit to your company.
Kathy Pollett
5 days ago
TINO he was professional and knowledgeable, and very appreciated
Everything good, but the timeframe! It’s suppose to arrive between 8 am and 12 and he arrive at 1:30pm. But was knowledgeable and kind.
Diane DiStefano
5 days ago
Excellent communication before, during and after the completion of the maintenance. Albert was knowledgeable and professional. Great experience and service.
Mark Bober
6 days ago
Appreciated his responsiveness
Dawn Arnette
6 days ago
Skylar was very professional, courteous and knowledgeable about cleaning mt A/C blower unit. I

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