Heating Service

Furnace Service & Maintenance in Longmont, Boulder, Loveland and Surrounding Areas

Extreme winter weather in Longmont, Boulder, Loveland and surrounding areas requires a heating system working at its best. Even minor concerns with dust buildup or worn parts results in a decrease in comfort, needless energy consumption, higher running costs, and safety risks. Without proper cleaning and tuning, there’s a much higher chance of malfunction and the heater probably won’t last as long. You may notice elevated sound levels, an excess of airborne contaminants, and even unpleasant odors. Fortunately, there’s a simple, convenient, and cost-saving solution. Call on DNI Heating, A.C. and Refrigeration, Inc. at (303) 622-3383 for professional maintenance.

Priceless Service That Fits Your Budget Calling in an HVAC expert doesn’t have to break the bank! We offer financing options with approved credit so your home repairs and upgrades won’t set you back, and you get to stay cool and comfortable all year long.

Reliable Heating System Maintenance

Our fully licensed and insured technicians are experienced and trained in all brands and models of residential and commercial heating systems. From boilers, heat pumps, and furnaces to rooftop units, we answer with advanced technology, proven procedures, and swift turnaround.


Trust in DNI Heating, A.C. And Refrigeration, Inc.!

Founded in 1997, we’ve seen that the majority of repairs are due to a lack of proactive services and could easily be prevented. Let us optimize the performance of your heating equipment, ensure proper temperature control, and trim costs with HVAC upkeep anywhere across Longmont, Boulder, and Loveland Colorado.

  • “DNI has amazing customer service. Immediate after hours response, professional and efficient workmen and quality work product.”

    - Linda T.

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  • Never Be Afraid to Make Mistakes
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