• Casselman
  • Advanced Heating and Cooling, LLC

    • Heating & Air Conditioning
    4382 Sand Flat Road
    Oakland, MD 21550
    (301) 587-9030
    • About

      We provide service on all HVAC makes and models, water heater repair & replacement, refrigeration service & heating and cooling system installation & replacement.

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    • Get in touch

    Mountain Maryland Gateway to the West Heritage Area

     15 Visitors Center Dr., McHenry, MD 21541

     301. 387.5238

    kim@garrettchamber.com

    • This project has been financed in part with State Funds from the Maryland Heritage Areas Authority, an instrumentality of the State of Maryland.
      However, project contents or opinions do not necessarily reflect the views or policies of the Maryland Heritage Areas Authority.

    • Photo Credits: Tim Jacobsen, Bob Carney, Marcia Warnick, Sarah Myers, Crede Calhoun, Higher Focus Studios, Garrett Historical Society, Garrett County Chamber of Commerce