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PVC multi-chamber gasket track

PVC multi-chamber gasket track

Two opposite rail bodies accommodate a single external sealing strip and an internal bubble gasket. The external sealing strip effectively combats driving rain and strong winds. The bubble gasket forms the primary seal. The gasket track can be mounted vertically and horizontally on extremely narrow timber and timber-aluminium systems with a 28 mm gap. It can accommodate sash tolerances of +/- 3 mm.

Advantages & benefits

Advantages for


  • Variable installation with clips, screws or adhesive
  • Screw holes designed as elongated holes
  • Sash tolerance range +/- 3 mm
  • Unrivalled aesthetics - no visible screws
  • Space-saving design (48 mm)
  • Can be used vertically and horizontally
Benefits for

End users

  • Excellent thermal separation
  • High resistance to wind and heavy rain
  • No condensation formation