Windsor Heating & Cooling

Our Heating & Cooling Services

Brands We Carry

Why Choose Union Air?

  • Locally owned and operated
  • Committed to quality products
  • Installations and service of all major brands
  • Excellent customer service
  • Certified, licensed, insured HVAC technicians
  • Fully-backed warranties
  • We are an Elite KeepRite dealer
  • Financing available
HVAC Windsor Heating & Cooling Company

UEI Financial Services


You have a budget. We have a payment plan to match it. Make your large purchase more affordable by applying for an easy monthly or biweekly payment plan with Financeit. Contact us for more info.

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Shery Zaki profile picture
Shery Zaki
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Professional ,knowledgeable and honest which is very rare thanks for your service
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mina seifin profile picture
mina seifin
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Excellent service and a very professional experience! He got my AC back up and running after a major company told me I needed to replace the entire unit. His response time was amazing, and he was knowledgeable, honest, and efficient. I highly recommend his services!
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martha uzonyi profile picture
martha uzonyi
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I had an issue with my tankless water heater. I reach out to union air heating. He was very professional responded quickly to my call. He repaired my water heater with the first visit. Very thankful to union air heating I didn’t had to go without hot water. Thank you so much for the quick and professional service. Very happy with the work.
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Milan Radulj profile picture
Milan Radulj
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It was great working with Fadi and Marco, both were very responsive throughout the whole process, even with planning which models of furnace and heat pump to pick. Some unexpected issues came up during the installation, but the team was very hardworking to get it fixed the next day. We had a new furnace, tankless water heater and heat pump installed--couldn't be happier with how it all turned out! We replaced a 17 year old AC and our house is so much more comfortable in our hot, humid summers!
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Mary Battaglini profile picture
Mary Battaglini
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WOW! We have used Union Air for a few projects and I can't recommend Fadi and his team highly enough. From the very beginning, Fadi was professional, courteous, and incredibly patient with all of my questions. He takes the time to explain everything thoroughly, clearly and patiently, never making me feel rushed or talked down to. He even explained the current government mandates and available options, which helped me make informed decisions about some significant and costly upgrades. The installation team was just as impressive. They were punctual, professional, and treated my home with genuine respect. They literally rolled out the ‘red carpet’ by placing protective floor coverings throughout the areas where they would be walking and working. When the job was finished, everything was spotless. They cleaned up meticulously and cared for my home as if it were their own. Excellent communication, exceptional workmanship, and outstanding customer service from start to finish. It's rare to find a company that combines technical expertise with this level of honesty and care. AND they show up when they say they will. If you're looking for an HVAC company you can trust, I wouldn't hesitate to recommend Fadi and his team. Mary B.
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Mark Archibald profile picture
Mark Archibald
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I had an electrical problem with my central air unit so I called the owner of Union Air . He fixed the problem the same morning . My warranty expired but there was no charge to me . Thank You Union Air !
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mohamad jrab profile picture
mohamad jrab
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They come on time and they are professional
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Parrothead popcorn Co Steven Boussey
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Fadi was outstanding, he showed up on schedule, came prepared for the job and took care of my problem, he was very professional and knowledgeable. I highly recommend him for your heating and cooling needs.i would give him 6 * if I could
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Krysta Lynn profile picture
Krysta Lynn
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Fadi is truly my hero. During the hottest week we are about to have he rushed in to save the day and fix my central air. He was kind, honest, fast, explained everything so I felt informed as a woman. I felt safe having him in my home and felt secure with the service he provided. I recommend this company to everyone. I’ve never experienced this level of customer service. I won’t go anywhere else for my HVAC needs. Truly a woman safe company :) well done. Bless you sir 🙏
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Rev. Rosalind Mariconda profile picture
Rev. Rosalind Mariconda
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Fadi of union air HEATING and COOLING responded to my call immediately and I was in crisis and was able to come to my home before 24 hours of passed. I suggest they are an excellent company.

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