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Littleton Heating and Air Conditioning serving Denver Metro, Lakewood, Aurora, Centennial, Littleton, Highlands Ranch CO (303) 798-3880

Littleton Heating and Air Conditioning (303)798-3880

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Lennox system, furnace, ac, air cleaner

Schedule a FREE no obligation in-home estimate today (303)798-3880

The video below shows the operation of variable speed furnace and two stage air conditioner made by Lennox

New Air Conditioner Installed Prices


  • Lennox AIRE-FLO Air Conditioner
  • Warranty: 5-year parts
  • Lennox Aire-Flo Air Conditioner
  • *2 Ton Air Conditioner - $3,895.00
  • *3 Ton Air Conditioner - $4,050.00
  • *4 Ton Air Conditioner - $4,250.00
  • *5 Ton Air Conditioner - $4,500.00
  • Lennox Merit Series Air Conditioner
  • Warranty: 10-Year Limited Warranty on covered components including compressor.
  • Lennox Merit Series Air Conditioner
  • *2 Ton Air Conditioner - $4000
  • *3 Ton Air Conditioner - $4300
  • *4 Ton Air Conditioner - $4600
  • *5 Ton Air Conditioner - $4900

New Gas Furnace Prices


  • AIRE-FLO 80AF1UH 80% efficient Single Stage
  • Warranty: 5-year parts 20-year heat exchanger
  • Aire-Flo Furnace
  • *45,000 BTU - $1,985.00
  • *70,000 BTU - $2,065.00
  • *90,000 BTU - $2,214.00
  • *110,000 BTU - $2,404.00
  • *135,000 BTU - $2,548.00
  • Lennox ML180UH 80% efficient Single Stage
  • Warranty: 10-year parts 20-year heat exchanger
  • Lennox Furnace ML180
  • *45,000 BTU - $2,439.00
  • *70,000 BTU - $2,509.00
  • *90,000 BTU - $2,535.00
  • *110,000 BTU - $2,805.00
  • *135,000 BTU - $2,895.00
  • *Price listed includes new furnace and basic installation. Any additional sheet metal work, code upgrades, filtration, electrical work, permit and accessories will be additional costs.

Rebates/Specials

Air Conditioner and furnace installation/replacement - The things we do differently

We have been providing exceptional service, repair and installation of furnaces, air conditioners, heat pumps and other hvac products and equipment for Littleton and Denver Metro communities since 1972.

As your local Denver Metro and Littleton Co area, we are proud to offer the finest furnaces, air conditioners, heat pumps and indoor air quality products with prompt and professional customer service and satisfaction.

We have seen incredible changes within our industry over time but one constant has always been our commitment to provide our customers with unsurpassed quality, exceptional service, and unequaled value with all of their heating and air conditioning needs. All of our work has always been backed by a 100% satisfaction guarantee and minimum of 1-year parts and labor warranty and longer in most cases.

With the technological advances being made with heating and air conditioning equipment, continuous up to date training, provides Littleton Heating and Air Conditioning the ability to be a leader in our industry. All of our service and installation technicians participate in N.A.T.E. “North American Technician Excellence” testing and certification programs.

Employing N.A.T.E. certified technicians is a benefit for us and our customers, helping to insure proper diagnosis and repair of furnaces or air conditioners, to maintain operating efficiencies, and provide a safe and comfortable living environment. All employees go through background and drug screening, and must possess a valid driver’s license to be eligible for employment with Littleton Heating and Air Conditioning.

Our focus on reliable, highly trained, honest, and ethical employees is the reason we have been able to retain our customers over the years and continue to grow and prosper. We are a Carrier and Lennox Dealer and this working relationship has given our Littleton employees state of the art factory training.

Although we are a Carrier and Lennox Dealer our Littleton service technicians also receive training from various other sources so we are able to service and repair all brands of furnaces, air conditioners and other types of HVAC equipment.

We have been Accredited by the Better Business Bureau since 1984 and have an A+ rating. We look forward to being able to serve you with all of your heating and air conditioning needs. Please, give us a call with any questions you might have, to schedule a service call or for a Free estimate on replacement heating and air conditioning equipment (303) 798-3880.

We're proud of our 45+ years of HVAC service to Littleton, CO, Highlands Ranch, CO and the Denver Metro area. We look forward to helping you with your air conditioning, heating and indoor air quality needs. We're pleased to serve both residential and commercial customers; our team is prepared to help you with the sales, repair, service, and installation of a furnace, heat pump, air conditioner or a boiler that is the best for your home or business.

Littleton Furnace Repair and Service

When your furnace, air conditioner, heat pump or boiler breaks we will come to the rescue. Our highly trained service technicians are NATE "North American Technician Excellence" certified and can repair any brand of furnace, air conditioner, heat pump or boiler.

We are open seven days a week, to provide our customers with quality service and repair any time your equipment fails. and we don't charge extra on the weekend. If you want a clean, reliable professional home service company then please give us a call at (303)798-3880 or visit us at 12415 Dumont Way Unit 103 Littleton, CO 80125 - Highlands Ranch, CO 80125.

We use only the highest quality parts, equipment and materials, that are professionally installed and serviced by the best technicians in Colorado. Also all repairs, service and installations that are covered by our Home Comfort Plans, you not only receive exceptional value from us HVAC contractor but industry leading warranties as well.

The video below talks about Carrier Heat Pump with Greenspeed Intelligence

More Information

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Littleton Heating and Air Conditioning - Licensed HVAC Contractor (303)798-3880

Littleton Heating and Air Conditioning - 1 Customer Review - Littleton, CO
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  • Direction: Littleton Heating and Air Conditioning - 12415 Dumont Way Unit 103 Littleton, CO 80125 - Highlands Ranch, CO 80125 Phone: (303) 798-3880
  • E-Mail:pure@littletonair.com
  • Professionals Recommend Heating and Air Conditioning Company
  • Littleton Heating and Air Conditioning CYLEX Silver awarded company
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  • Service Area
    We proudly service all of the Denver Metro communities since 1972. We service, repair and install furnaces, air conditioners, boilers, water heaters, humidifiers and indoor air quality products in the following cities and zip codes in Colorado: Aurora Co 80010, Aurora Co 80011, Aurora Co 80012, Aurora Co 80013, Aurora Co 80014, Aurora Co 80015, Aurora Co 80016, Aurora Co 80017, Aurora Co 80018, Aurora Co 80019, Aurora Co 80040, Aurora Co 80041. Aurora Co 80042, Aurora Co 80044, Aurora Co 80045, Aurora Co 80046, Aurora Co 80047. Bow Mar 80123. Castle Pines 80108. Castle Rock Co 80014. Castle Rock Co 80108. Castle Rock Co 80109, Castle Rock Co 80116, Castle Rock CO 80118. Centennial Co 80111, Centennial Co 80015, Centennial Co 80016. Centennial Co 80112, Centennial Co 80121, Centennial Co 80122. Cherry Hills Village Co 80110, Cherry Hills Village Co 80111, Cherry Hills Village Co 80113. Columbine Valley Co 80123. Denver Co 80202. Denver Co 80203, Denver Co 80204. Denver Co 80205, Denver Co 80206, Denver Co 80207, Denver Co 80209, Denver Co 80210, Denver Co 80211. Englewood Co 80112, Englewood Co 8011, Englewood Co 80112, Englewood Co 80113, Englewood Co 80120. Greenwood Village Co 80121. Highlands Ranch Co 80124, Highlands Ranch Co 80125, Highlands Ranch Co 80126, Highlands Ranch Co 80129, Highlands Ranch Co 80130, Highlands Ranch Co 80163. Ken Caryl Co 80127, Ken Caryl, Lakewood Co 80215, Lakewood Co 80226. Lone Tree Co 80124, Lone Tree. Littleton Co 80120, Littleton Co 80121, Littleton Co 80122, Littleton Co 80123, Littleton Co 80125, Littleton Co 80126, Littleton Co 80127, Littleton Co 80128, Littleton Co 80129, Littleton Co 80130, Littleton Co 80160, Littleton Co 80161, Littleton Co 80162, Littleton Co 80163, Littleton Co 80165, Littleton Co 80166. Parker Co, Parker Co 80134, Parker Co and the surrounding cities in Colorado. We service, repair and install furnaces and air conditioners from all the major brands like: Lennox, Rheem, Carrier, York, Goodman, Trane, ComfortMaker and other.