Preferred Air Systems, Inc. is following closely the CDC guidelines daily to ensure up to date, reliable and safe delivery of our services during these unprecedented and difficult times. Our crews, vehicles, office and shop are committed and prepared to continue providing safe and professional services, whether you need maintenance, repairs or installations. We are here to get through this with you, stay safe!

At Preferred Air Systems, Inc. in Danbury, CT, we proudly provide heating, cooling and indoor air quality products and HVAC services to Fairfield and the surrounding counties since 1994, and we look forward to helping you with your Heating, Cooling and Air Conditioning needs. We are pleased to serve both Residential and Commercial customers; each of our experts are prepared to help you with the Sales, Service, Repair and Installation of the indoor comfort system that is ideal for your home or business.

Be sure to ask Preferred Air Systems, Inc. for a Free Estimate. Whether it’s a new installation or routine service, our trained technicians provide the expertise your comfort depends on.

When it comes to your family you want dependable air conditioning and heating systems that provide you with value as well as comfort. Thanks to Preferred Air Systems, Inc. you can expect Indoor Air Quality, Value and Comfort.

  • Residential & Commercial
  • Family Owned & Operated
  • 24 Hour Emergency Service
  • Certified Technicians
  • Planned Service Agreements
  • Competitive Pricing
  • Installation and Replacement
  • Financing Available
  • FREE Sales estimate for any new customer installation or replacement
    (please note that service customers are subject to our diagnosis fee)