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    MD: Bladensburg (HQ)

    (301) 927-8300

    4700 Annapolis Road, Bladensburg, MD 20710, USA

    Mon-Fri 6:30AM to 4:00PM Saturday 6:30AM to 12:00PM Sunday CLOSED

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    (301) 927-8300






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      Products & ServicesInsulation

      Rigid foam board insulation and waterproofing solutions

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      Buildings need to be protected from the natural environment— temperature and moisture

      Protecting a building from thermal and moisture challenges requires the right materials. The Ernest Maier Family carries rigid foam board insulation, waterproofing systems, and other associated products to make your building more resistant to the elements.

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      Our Products

      Rigid Foam Insulation

      Rigid Foam Insulation

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      Waterproofing

      Waterproofing

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      Brands We Distribute

      Advanced Building Products
      DuPont
      Prosoco
      York Flashings

      Insulation Keeping itHot in Here

      EM Block 4700 Annapolis Road, Bladensburg, MD 20710, USA (301) 927-8300 info@emcoblock.com
      Parker Block 30243 Millsboro Highway, Millsboro, DE, USA (302) 934-9237 rex@parkerblock.com
      Gomoljak 1841 McGuckian Street, Annapolis, MD, USA (410) 263-6744 rwillis@emcoblock.com
      Bay Ready Mix, EM Block 95 Stahls Point Rd, Baltimore, MD 21226, USA (301) 927-8300 info@emcoblock.com
      EM Block 14 Chestnut Street, Gaithersburg, MD, USA 301-590-1700 gburgcounter@emcoblock.com