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Repair or Replace? Expert Advice on Making the Right Decision for Your HVAC Unit

By Aztil –

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Air conditioners last between 10 and 20 years depending on the model, maintenance, and climate. Some have long lifespans while others fail early. While there is no exact date, the time to replace your AC is based on when it needs repairs, and how serious those repairs become. Deciding whether to repair or replace your HVAC is crucial for your home’s comfort, budget, and energy efficiency. Consider new regulations like the AIM Act 2025. If you want to save time and money while ensuring reliable heating and cooling, we can help you determine the best course based on several important factors.

1. Age of the Unit

Most AC units have a lifespan of 10-20 years, with an average reliable performance of 15 years. If your AC is over 10 years old, consider a replacement rather than repairs. An AC unit loses efficiency as it ages, leading to higher energy bills and more frequent repairs. Eventually, it will be more cost-effective to replace instead of continuing repairs.

The AIM Act 2025

The AIM Act will phase out older eco-harmful refrigerants that pose global warming risks. Older ACs may become more costly if they use banned refrigerants like R-401A. If your old AC has a refrigerant leak, it may be a good time to upgrade.

2. Cost of Repairs vs. Replacement

The 50% rule states that if a repair costs 50% or more of the cost of a new appliance, then replacement is the wise choice. You will get better performance from a new unit, so the other half of the price will pay itself back quickly compared to the lost expense of repairing a unit that will continue to fail and need more costly repairs in the future.

With the AIM Act, you can also be certain that HVAC replacements in 2024 will all be manufactured with eco-friendly refrigerants. An upgrade will be good for the environment, more efficient, and cheaper for many years.

3. Energy Efficiency and Your Utility Bills

How energy-efficient is your old HVAC unit? HVACs have to use more electricity for heating and cooling as the years go by. A steady increase in your seasonal power bills can mean your HVAC will cost more than you realize. Repairing an older unit may come with that half-hidden higher cost of continued operation.

Upgrading to a more efficient new HVAC comes with advanced technology, a higher SEER (Seasonal Energy Efficiency Ratio) rating, and lower power bills. With the AIM Act, newer systems also use low-GWP refrigerants, making them eco-friendlier and more efficient, leading to lower utility bills.

4. Frequency of Breakdowns

Constant repairs are a sign that your AC will continue to fall. If repairs are more than once a year, it’s probably time to schedule your HVAC replacement.  The AIM Act phase-down also means it will become more costly to service older units with phased-out refrigerants.

5. Indoor Comfort and Air Quality

An older HVAC may struggle to keep up with your home’s air needs. If you notice hot and cold spots, the blower fan or motor fails to push enough air evenly through the house. If you notice poor air quality, it could mean a failure of filtration or humidity control.

A newer system that meets the AIM Act standards provides advanced efficiency and environmental controls. You can ensure perfect air balance and reduce pollutants and allergens in your home.

6. Environmental Impact and AIM Act Compliance

The AIM Act 2025 ensures that new HVAC units are more eco-friendly than older models by phasing out high-GWP refrigerants. New systems will reduce your carbon footprint with eco-friendly refrigerants and more efficient electricity use.

7. Current Rebates and Incentives

If now is the right time to replace your HVAC, several great savings opportunities are available. Many utility companies offer rebates, discounts, and other incentives for purchasing a new high-efficiency AIM Act-compliant system. You can use these savings to reduce the upfront costs of your energy-saving upgrade. This is a chance to reduce installation costs and start saving immediately with lower seasonal power bills.

Making the Best Choice for Your Home

Should you repair your HVAC or plan to replace it? Consider your system’s age, repair frequency, seasonal power bills, and your current home comfort. If now is the right time to replace, take advantage of the savings and quality upgrades inspired by the AIM Act 2025, which drives eco-friendly and energy-efficient changes in the HVAC industry.

Contact us today for a consultation on your HVAC repair or replacement needs.

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What Our Clients Think Of Us


2026-***UPDATE***
Once again, Dana Dussault delivered outstanding service. Professional, knowledgeable, and honest, with a clear commitment to doing the job right. It’s a pleasure working with someone who consistently brings integrity to their work.

Thank you, Dana!!!!

Dana Dussault is awesome.

After 4 hellish days without A/C, he came to our rescue. My family and I thank you for your swiftness and professionalism.

God bless you
Response from the owner:Hi Germaine,

Thank you so much for your wonderful review! We're glad to hear that you had an excellent experience with our service. We pride ourselves on our knowledgeable staff, and it's great to know that Dana was able to provide you with such great service. We appreciate your feedback and hope to see you again soon!
Ramon was knowledgeable, friendly and highly competent!
Serviceman Dana Dussalt was excellent, courteous and outstanding.
Technician Ramon Serpa number One !
Niko was great. Highly recommend him.
I think it is indicative of the heart of a company when every person from that company who comes to work in your house and on your system is knowledgable, personable and treats your home with care. Aztil, what great people you have! Paul, Jorge, Dave, Jordan and Jalen, thanks for a terrific experience installing our new system, and cleaning and sealing our ducts. You all were so kind, knowledgable and careful!!
Cody was great! Very knowledgeable and friendly and went out of his way to complete a task today that some may not have
The Aztil is an Excellent Air Conditioning company Alex Molina
⭐️⭐️⭐️⭐️⭐️
Response from the owner:Hi Maria, thank you for your kind words! We're so glad to hear that Aztil did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Niko was terrific as always!!
We recently had a maintenance call. The next day the air conditioner stopped working. Our second technician was Dana Dusseault and we had an excellent service. He found the problem right away. He had a trick to find the water drainage ( which had been buried) We would highly recommend.
Michael did a great job! Thanks.
Thanks to Nico who did a great job today with our maintenance plan. When we had a repair issue in the past, Cody also did a great job helping us and also assisted us with our FPL surge claim
ANTONIO was reference as a Sr. Tech by Office Staff. When He arrived at my home he was immediately very professional and demonstrated that he was competent to do the heater replacement. I would request Antonio to do future service calls.
Response from the owner:Hi Leah, thank you for your kind words! We're so glad to hear that Aztil did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Excellent. Albert Rod. I excellent.
Juan Ortega was sent to my home to remedy my AC problem. He diagnosed the problem after about 10 minutes of testing and had it repaired shortly thereafter. He was professional, kind & compassionate. Thanks Juan!
Ramon is very kind and very knowledgeable!! He always shares information and always answers all of my questions. Thank you Ramon!!
Jordan and Jalen performed the aeroseal and Juan did an excellent job
Jorge Rivera was the technician that installed our new air conditioner unit. He was promo courteous, and did an excellent job installing our unit.
Rafael and Asiel installed my new A/C today. They were super. Everything went as planned. I am a happy camper.

12/5/25 Alex came for tuneup and fixed thermostat problem. Wonderful experience. 5 stars.

12.29.25 Alex came to fix a/c thermostat wiring problem. A/C did not put out heat. He fixed within 5 minutes. 5 stars.
Response from the owner:Hi Cihrhh, thank you for your kind words! We're so glad to hear that Rafael and Asiel did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Paul is an amazing tech he came on time completed the project and my house is cool again. I have been with Aztil for 18 years and only have good things to say and Paul is amazing.
Mr. King was amazing. Professional, clean and courteous.
Antonio Moreno is Excellent! Professional, courteous and caring.
Best part of Aztil- our service tech Antonio, Nick, and Dana!! Such a professional and kind young men. Thanks!!
Michael King was an EXCELLENT service technician. He was very polite and was able to pinpoint the problem. He was not trying to pressure us to get anything done other than the issues we were having. We have been with Aztil for over 20 years servicing both of our homes and having Michael as our technician by far has been the best experience.
Aztil always comes through even at the last minute. Their technicians are very knowledgeable and respectful and even took out my old filter to the dumpster!! Thank you
Elder was terrific. Knowledgeable and efficient
A pleasure to work with
Jordan Jalen were here and I was impressed by their performance and professional attitude. Thank you and have a great Holiday🎄
Niko was extremely helpful solving our emergency…The capacitor stoped working!!
Very good. Lazaro was courteous and professional.
Dana is a great Technician. He is very knowledgeable and personable in addition to being extremely thorough. He did my A/C check up and kept me informed as he proceeded through the process. Very pleased with Aztil and have always been very happy with their technicians and sercvice.
Response from the owner:

Dear Richard Grossman,

Thank you for your glowing review! We're so glad to hear that you had such an excellent experience with Lazarro and Antonio. We pride ourselves on providing top-notch service and are thrilled that you have chosen to sign a 5 year contract with us. We look forward to continuing to provide you with the best service possible.

Thank you again for your kind words.

Sincerely,
AZTIL
The gentlemen that came to replace my air conditioner were very friendly and pleasant. I was pleasantly surprised at the speed and efficiency at which they worked. Jorge Rivera did a great job and I will commend Aztil Air to everyone. Thank you.
Dana was great on time very professional
Paul is friendly and kmowledgable
Response from the owner:Hello Cheryl. Thank you for your feedback. We appreciate your business.
Our AC just crapped out on a Sunday morning. We called and Dana was in contact with us immediately. He called, we gave him a brief run down of the issue. He arrived promptly, was professional, found the issue, fixed it, tested the system and had us back up and running in about an hour. He also
let us know our service contract was expiring in a couple of months so we renewed it on the spot. We HIGHLY recommend them for your AC needs.
The service tech Cody did an excellent job doing the maintenance!! Very friendly and courteous, Highly recommend!
Response from the owner:Hi Chris, thank you for your kind words! We're so glad to hear that Ramon did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Technician Michael King was very thorough and friendly. He spent hours painstakingly explaining and figuring out why my air conditioning and heating unit wasn’t working until he solved the mystery.
Michaels amazing!!
Niko was pleasant, capable and informative. I’m greatful to have in service my AC unit.
Antonio was great, here on time and provided 6 month service- we renewed our contract for another year. A dollar a day is a great deal!!
From the moment Paul arrived, his professionalism and knowledge were on a completely different level. He carries himself with a level of expertise and integrity that you rarely see anymore. Paul doesn’t just do his job—he exceeds every standard of customer care, clarity, and skill.

Honestly, he’s so top-notch that he could be running his own company. The way he explains everything, answers every question with patience, and makes sure you fully understand your options is beyond impressive. You can tell he takes pride in his work, and it shows in every part of the experience.

Thank you, Paul, for setting such a high standard. Companies are lucky to have you—Darcy appreciates you more than you know!!! My husband and I We love Paul!
Elder was great 5 stars
Response from the owner:Thank you for your review, Lorraine. We appreciate your feedback and are glad that Kenneth and Nick were able to help you with your issue.
Antonio was early which was fine with me. He was very professional and personable, explained everything along the way.
And even finished up with the tune up to save me from having to make an appointment for the following day.
Response from the owner:Hi Walter, thank you for your kind words! We're so glad to hear that Michael and Skyler did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.

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