A self-supporting, low-density petrolatum mastic for moulding and filling irregular profiles.

Surface Preparation

  • Hand Tool Cleaning


Denso Profiling Mastic is a lightweight, non-setting self-supporting mastic for smoothing contours and filling voids on joints, couplings, valves before wrapping with Denso petrolatum tapes. Weight for weight it will fill three times the volume filled by other brand mastics and more than twice the volume filled by Densyl Mastic. Mastics are sold by weight but used by volume, this means that Denso Profiling Mastic can provide large cost savings.

Denso Profiling Mastic is a component of Denso’s recommended systems for P1 and P2 specifications covering the protection of ferrous pipes, joints and fittings within the water industry.

Denso Profiling Mastic HT is available for applications in tropical climates.


  • Lightweight and cost saving
  • Easy application from arctic to tropical temperatures
  • Excellent moulding and sealing properties
  • No VOCs
  • Will adhere to metal, PVC, polyethylene and concrete
  • Not affected by water, acids and salts
  • Non-hardening in cold weather
  • A component of Denso’s recommended systems for P1 and P2 protection
Technical Data Sheet

Denso Profiling Mastic

Denso Profiling Mastic HT

Application Instructions

Denso Profiling Mastic IFU


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