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Is your heating system showing signs of age? Are you building a new home and looking for the best heating options to fit your budget? For more than 25 years Key Heating & Air Conditioning Inc. has been in the business of helping homeowners find the best residential heating systems for their homes.


From free home energy assessments to the installation of all types of systems, we are the company with the professional team to count on for all of your heating needs.

Is your budget stretched thin? Consider a monthly financing option to help you get the job done. Learn more about our convenient financing offers here. 

Is It Time To Replace Your Heating System?


Is your system 15-20 years old?

Have your energy bills increased?

Have you performed major repairs to the system in the last 2 years?

Are some rooms heated better than others?

Is your family noticing unusual health problems?

Is your furnace making unusual noises?

If some of these symptoms sound familiar it may be time to consider replacing your heating system. 

Key installs the following types of residential systems:


  • Heat Pumps – Ground-source and water-source, air source

  • Gas Systems – (Natural and propane) warm-air furnaces and hot-water boilers

  • Oil Systems – Warm-air furnaces and hot-water boilers

  • Radiant Floor Heating – Radiant floors and snow melt systems

  • Convection Heating and Hydronic Coils

  • Ductless – Wall and ceiling-mounted air conditioners and heat pumps and mini-split systems

  • Home Comfort Controls  – Wi-Fi controlled thermostats

  • Hot Water Heaters  – Gas, electric, and oil-direct and indirect-fired models

  • Humidifiers/Filters

  • Dehumidifiers

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