Longmont Co Hvac Services

HVAC Services In Longmont, CO 

Locally owned and operated, DNI Heating, A.C. and Refrigeration, Inc. takes pride in achieving superior temperature control, energy efficiency, indoor air quality and reliability for Longmont home and business owners. Our expertise covers residential and commercial heating, cooling, refrigeration, water heating, boilers, restaurant equipment and so much more. As a Bryant Factory Authorized Dealer, we continue more than 25 years of dedication. Call (303) 622-3383 to schedule skilled service, including 24/7 emergency assistance anywhere throughout greater Longmont, CO.

Heating Systems, Furnaces, & Forced Air

Longmont winters get extremely cold, even dangerously cold if your heating system is unable to perform its job. You can count on DNI Heating, A.C. and Refrigeration, Inc. to consider your family’s comfort a top priority and do our part to ensure your home temperature is properly maintained throughout the coldest days of the season. 

  • Heating System Repair

If your system is no longer able to keep indoor temperatures at an acceptable level or does so intermittently, our heating repair technicians can help! No matter what age, make, or model you have, the DNI Heating, A.C. and Refrigeration, Inc. team can source parts and perform repair-work.

  • Heating Service & Maintenance

A heating system is one of the biggest investments you will make in your home. Keep it running efficiently and properly by scheduling regular heating service appointments for balancing, cleaning, and adjusting of the inner workings.

  • Heating Installation & Replacement

If you are ready for an upgrade, we will be happy to give you a no-obligation quote for a heating system replacement. We carry a wide variety of options that will work for any size home or budget. 

Central Air Conditioning

Our summers in Longmont seem to get hotter every year! For the hottest few days, air conditioning isn’t optional – it is a requirement for good nights of sleep and comfortable summer afternoons. Whether you need a tune-up, a simple repair, or a full A/C system design, DNI Heating, A.C. and Refrigeration, Inc. is here for you. Give us a call to schedule your appointment in Longmont.

  • Air Conditioning Repair

No cold air? Contact our air conditioning repair team for prompt and effective corrective action. Our years of experience and through manufacturer-driven training ensures we are prepared for any sort of problem your A/C may be having.

  • A/C Service & Maintenance

The best way to keep an air conditioner running up to or even beyond the manufacturer’s advertised lifespan is to keep up with recurring air conditioner service appointments. Call now to setup a convenient time for your A/C tune-up.

  • A/C Installation & Replacement

Air conditioning technology has come a long way in the last few years. You’ll be amazed how much of an improvement a new air conditioning system makes in your home. From smart app-connected features to consistent cooling and energy-saving technology, you will fall in love with your new A/C system! 

About Longmont – Our Vibrant Local Community

Situated between Boulder and Loveland, Longmont is well-known for gorgeous views of Longs Peak, outdoor adventure, an inspiring local art scene and great brews. Left Hand Brewing Company and Oskar Blues Brewery, two of Colorado’s largest craft breweries, call Longmont home, adding to a cidery, four distilleries and nine more craft breweries. Whether you want to hike, bike, kayak, paddleboard, snowshoe, golf, camp, fish, shop or dine on any preference of cuisine, there’s something to appeal to everyone.

From browsing locally grown produce at Longmont Farmers Market to ice skating at Longmont Ice Pavilion or enjoying the thrills of the Mile-Hi Skydiving Center, the changing seasons bring new options for activities and scenery. With average temperatures dropping into the low teens and soaring to 89 degrees, heating and cooling is a necessity. Covering everything from AC repair to furnace installation, DNI Heating, A.C. and Refrigeration, Inc. is the premier HVAC service provider in Longmont.

Contact Us Today

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Our Reviews
  • “We have used DNI for many many years, thank you for always being reliable and and taking care of us for ALL of our HVAC needs!”

    - Fox R.
  • “Levi 2.0 and Dean were very professional and pleasant. They were also extremely knowledgeable.”

    - Amy B.
  • “Holy Cow!!!! Just when you think quality svc has disappeared, Mike and his crew renewed my faith in humanity!”

    - William B.
  • “The maintenance tech showed up quickly and repaired my furnace problem and also explained maintenance agreement which I signed up for .”

    - Nancy O.
  • “Fabulous service! Angel Rodriguez came to service our furnace and to fix & reroute a leaking humidifier drain. Angel was extremely knowledgeable and did a wonderful job.”

    - Janice C.
  • “Angel was our technician who came to do routine maintenance for our furnace. He was friendly, knowledgeable and greatly appreciated him offering to wear foot coverings on his boots since our carpet is new!”

    - Carol G.