Wastewater & Treatment Plant Corrosion Protection System

Water and wastewater pipelines are buried throughout all major cities and rural areas and are in constant use. These integral pipelines are in constant use and need to be protected from corrosion to keep commodities running. Denso provides wastewater and treatment plant corrosion protection products to safeguard pipelines with our proven petrolatum tapes, sealing & moldings and outerwraps.


  • Valves & Fittings
  • Pipe Restraints
  • Sewer Pump Stations
  • Water Transmission Pipelines
  • Bell & Spigot Reclaim
  • Potable Water Lines
  • Municipal Castings and More

Denso’s petrolatum tape systems protect water and wastewater pipelines, fittings, valves, chambers and more from corrosion and water infiltration.

Denso petrolatum products have proven case histories dating back to the 1920’s and are manufactured under ISO 9001 for manufacturing and ISO 14001 for environmental management.

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Request Safety Data Sheets (SDS)
  • Meets AWWA C217 and NACE RP0375 Standards
  • Applied to marginally prepared surfaces (SSPC SP 2-3)
  • Can be applied in any climate
  • Can be applied to wet or underwater surfaces
  • Contains no V.O.C.’s
  • No special training needed •
  • Conforms to irregular shapes and profiles
  • Not affected by water, acid, salts or soil organics
  • Water / Wastewater Corrosion Prevention Brochure

  • Denso Petrolatum Tape Brochure


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