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About McHenry Heating & Air, Inc.

McHenry Heating & Air, Inc.’s mission is to be the most trusted heating & air conditioning company in our area. This is accomplished by providing the highest quality service and installation of all HVAC and Indoor Air Quality products to our customers.

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Serving McHenry and Crystal Lake for Over 18 Years

McHenry Heating & Air, Inc., a family owned & operated business, providing expert service, sales, repairs and installations to residential, new construction and light commercial markets.

We do everything to ensure you enjoy worry-free comfort in your home or business. Don’t forget to meet our great HVAC team!

Our Expert Service and Products

Choose a heating and air conditioning contractor you can trust! We are waiting 24/7 to handle all of your questions and service needs. Call us 24/7 today at 815-444-9900.

  • 24/7 Emergency Service
  • Gas forced air furnaces
  • Central air conditioners
  • Electric furnaces
  • Hot water boilers
  • Steam boilers
  • Radiant heat
  • Ventilation
  • Exhaust fans
  • Attic fans
  • Custom sheet metal
  • Pool heaters
  • Pool room dehumidification units
  • Air cleaners
  • UV lights
  • Humidifiers
  • Zoning
  • Rooftop units
  • Low intensity heaters
  • Wall heaters
  • Garage heaters
  • Tankless water heaters,
  • Packaged air conditioners
  • Preventive maintenance programs
  • Tune-ups
  • Energy saving thermostats
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