D&D Company, Inc. - Thunderline Link-Seal® Distributor -- Contact Us
D&D Company Logo
phone:301.873.1664...(24x7 Support)
fax:410.423.2281
email:danddcompany@verizon.net
address:9929 Guilford Road
Jessup, Maryland 20794
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Contact Us


If you would like to receive a quote, please email us the following information:

  ▪ Name
  ▪ Company Name
  ▪ Phone Number
  ▪ Pipe Size
  ▪ Type of Pipe
  ▪ Type of Sleeve or Hole
  ▪ Link Seal Hardware (standard carbon or stainless steel)
  ▪ Number of Penetrations

Please let us know if you would like a sleeve quote or will provide your own.



D&D Company, Inc.
Thunderline Link-Seal Distributor
phone:301.873.1664
fax:410.423.2281
email:danddcompany@verizon.net
address:9929 Guilford Road
Jessup, Maryland 20794

Made in the USA
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24x7 Support - 301.873.1664
© 2019 - D&D Company, Inc. All Rights Reserved.