Barnett & Sons Inc

3017 Walnut Ln
Waldorf MD 20601

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Opening Hours

  • Mon: 8am-4:30pm
  • Tue: 8am-4:30pm
  • Wed: 8am-4:30pm
  • Thu: 8am-4:30pm
  • Fri: 8am-4:30pm


  • Visa
  • American Express
  • Discover
  • ATM/Debit

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For major and minor repair heating and air conditioning problems, annual servicing and for the complete installation of new central heat and air systems, Barnett & Sons has the training and experience to do the job properly. Even though we have set hours of operation, we are often available for emergency calls and services outside of business hours.