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    Become a Customer

    Become a Customer Interested in becoming a customer of Duncan Supply Company?  For more information, click below to start the process.

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    Become a Vendor

    Become a Vendor Have new innovating products that Duncan Supply Company needs to sell?  Start the process below to become a vendor of Duncan Supply Company.

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    May Flyer - Nu-Calgon

    As a member or Key Wholesaler Group, during the month of May we are proud to be working with Nu-Calgon!  Be sure to check out the great products below and don't forget to ask your local branch or sales rep about special pricing on these products, valid May 1 through May 31, 2016 only. 
    EasySeal-SS (4050-01)

    EasySeal (4050-06)

    DIRECT INJECT (4050-08)

    Nu-Brite (4291-08 / 4291-05 / 4291-18)

    Waterless Outdoor Coil Cleaner (4295-08)

    CLICK HERE to see the JB, Heatcraft, Yellow Jacket, Refrigeration Technologies and CPS Products featured in the March and April flyer!  Be sure to ask your local branch or your sales rep for more information. 

    Please take some time to visit our Duncan Supply website, where you can check out products and our family of reputable vendors.  Don't forget to mark your calendars for the upcoming counter days and many more training opportunities.  For a complete list of our upcoming events, please visit our Events & Training page.