Denver & Thornton HVAC since 1999

Your Local Heating & Air Conditioning Specialist

As HVAC repair specialists, we repair all brands of furnaces, air conditioners, boilers, water heaters and duct systems. We provide residential and commercial service for the entire Denver Metro Area since 1999.

  • 4.5 stars from 90 Google reviews
  • Since 1999
  • A+ rating with the BBB
A Lennox air conditioner installed beside a house, among shrubs and river rock.

Call now or schedule service

Call 303-227-9284
  • We offer a FREE trip & diagnostic when you book a repair with our qualified technicians.
  • You’ll receive a flat rate quote for the job to be performed, with no hidden costs or fees.
  • After-hours service daily, 4pm to 8pm.

ServingDenver · Thornton · Lakewood · Westminster · Broomfield · Northglenn

FREE EQUIPMENT QUOTES

Need a new furnace, AC or boiler?

We install quality Lennox furnaces, air conditioners, boilers, air quality products and duct systems at the best prices. We provide professional installations, we are experienced, licensed, insured and A+ BBB Member

Lennox Elite air conditioner.

We take pride in providing

The Best Work at the Best Price.

  • A Rabbit technician checking an outdoor unit with refrigerant gauges.
    Checking an outdoor unit with gauges
  • A technician standing beside an outdoor unit in a backyard.
    A technician beside an outdoor unit
  • An outdoor air conditioner on a pad beside a wooden fence.
    An outdoor unit beside a fence
  • A furnace and water heater installed in a utility room.
    A furnace and water heater
  • Our technicians will treat your house with the utmost respect, leaving it the way they found it.
  • We are proud of the replacements and installations that we do and the products that we use, which is why we provide a guaranteed warranty on each product.
  • We also post ongoing rebates and discounts on our website to offer you the best deal.

We are licensed and insured, NATE and EPA certified, and have an A+ rating with the Better Business Bureau. Our technicians offer clear explanations and photos of their work to take the guesswork away from our customers.

See installation photos

Meet or beat any deal

If we are not already the best priced, WE WILL BE!

See details

Financing

We offer 2 special financing options on our new Lennox products:

12 months
no payments or interest
60 months
at 7.99%

Available for qualifying regular priced equipment. WAC
Call or ask your estimator for details.

Apply now

Equipment Maintenance

Your heating and cooling equipment requires maintenance to ensure proper and safe operation. We offer maintenance services in Denver to keep your family safe and comfortable while insuring maximum equipment efficiency and reliability. Get your heating and cooling system ready for the season NOW!

We offer:

  • Furnace inspection & clean
  • AC inspection & clean
  • Furnace certifications
  • Swamp cooler service
Maintenance info & prices

HVAC Services in Denver and Thornton

Quality Denver HVAC Services

Rabbit Heating & Air Conditioning is the leading specialist in heating and cooling services in Denver including all HVAC services, repairs, and installations for the Denver Metro area. From furnaces to AC units, boilers to water heaters, humidifiers to swamp coolers, we do it all, while exceeding industry standards. We install top-notch Lennox products quickly, at unbeatable prices, and perform repairs on all brands of equipment. Our skilled technicians will keep your HVAC equipment running safely and efficiently with inspections, cleaning, replacements and winterizing, in Denver, CO and surrounding areas.

Looking for a quote on your project?

Call us for your large or small HVAC project, our experienced heating and cooling technicians are ready to help.