Waterstop by JP Specialties, Inc. Earth Shield®

The Primary Choice for Secondary Containment®
Earth Shield® Waterstop as Manufactured by JP Specialties, Inc.

JP Specialties, Inc. is the leading manufacturer of chemical resistant waterstop and related concrete accessories. Our NSF 61 certified Earth Shield® line of chemical resistant waterstop is used throughout the world by major engineering firms and project owners for primary and secondary containment applications, as well as industrial wastewater treatment and ozone contactor structures. We invented and hold the patent on the technology used to mechanically weld thermoplastic waterstops. Services offered include free blueprint take-off and shop drawings, on-site welding certification, and individual corrosion resistance certification for the project owner. JP Specialties has been in business since 1954.

Our Quality Products Include:

  1. Thermoplastic Vulcanizate (TPV) Waterstop
  2. Stainless Steel (and other metals including Carbon and Copper) Waterstop
  3. Waterstop Tools for Easy Waterstop Installation
  4. Special Shop Fabricated Fittings and Modules
  5. Hydrophilic (water-swelling) Strip Applied Waterstop
  6. Mastic Strip Applied Waterstop

“The Primary Choice for Secondary Containment ®” Call “The Waterstop Experts” at 888-836-5778 (International Calls at 951-674-6869)



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