Welcome to A-1 Heating and Air Conditioning Service, Inc.

  If you don't find what you are looking for or have questions, please feel free to contact us by E-mail or Phone.

970-352-3500         a1heat@yahoo.com

At A-1 we specialize in the Service and Installation of Furnaces and Air Conditioners. 
We are your Northern Colorado Indoor Air Quality Experts.
All of our Service Technicians are N.A.T.E Certified, bringing a level of customer service and quality of work
that we know you will be happy with.

We are proud to be an authorized IQAir Dealer The #1 Rated Air purifier   North American Technician Excellence, Inc.  (NATE) is the leading certification program for technicians in the heating, ventilation, air-conditioning, and refrigeration (HVAC/R) industry and is the only test supported by the entire industry. Special of the Month. Honeywell Visionpro 8000 Thermostat installed for only $175.00   Mention this add to receive sale price. Furnaces   Air Conditioners    Electronic Air Cleaners   Humidifiers   Located in Greeley, Co since 1969 107 N. 23rd. Ave Greeley, CO 80631 (970) 352-3500