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Roxtec RS PPS/S F+WT seal with SL PPS

Plastic pipe seal for sustained water-tightness after fire.

The Roxtec RS PPS/S F+WT+SL PPS seal is a back-to-back arrangement of two seals for plastic pipe penetrations below waterline where there is demand for sustained watertightness after fire in accordance with SOLAS Ch. II-1 Reg. 13.2.3 (2009 issue) and IMO MSC/circ. 736 Par. 2.1. Each seal consists of two halves with removable layers for adaptability to pipes of different sizes. The transit includes a sleeve for welding to the structure.

  • Fire rated
  • Gas-tight
  • Watertight
  • Dust-tight
  • Easy to maintain and inspect

Ratings & certificates

Certificates are continuously added, renewed and replaced, please visit regularly to ensure compliance.


  • A-CLASS according to IMO 2010 FTP Code


  • Gas: 2 bar (catastrophic)
  • Water: 4 bar (catastrophic)



Structure of installation

  • Metal

Mounting type

  • Welded

Installation instructions


Sealing component data

Here you find technical information about each specific part of our system.

Round frames/seals

Sealing components

Configure your own transit kit

Select your set of sealing modules