County Fair Air Conditioning Joins MJI

County Fair Air Conditioning has joined the MJI family.

  • Over 50 years of service in the HVAC business.
  • Service, Installation, Emergency Repairs, Maintenance.
  • Environmentally conscious.

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Facilities Serviced

We service many types of facilities, including:

Libraries & Schools

Municipal Buildings

Hospitals & Medical Facilities

Data Centers



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