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Densyl™ Mastic

A self-supporting petrolatum mastic for moulding and filling irregular profiles – available in strips, blocks or as a blanket.

Densyl™ Mastic is used to build up, smooth the profile and eliminate voids before applying Densyl™ Tape or Denso Tape™ when protecting mechanical joints, flanges, fittings and valves.

Densyl Mastic is available as a blanket or in triangular strips, round strips or 3 kg blocks.

Request Safety Data Sheets (SDS)

  • Easy to handle over a wide range of temperatures
  • 60+ years proven use by public utility companies
  • Easily removed when inspection is required

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