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OMEGA NDB Nail Sealing Tape DSK

OMEGA NDB Nail Sealing Tape DSK
DSK = Bitumen tape, adhesive on both sides, for sealing nail holes under counter battens. Thickness: 2 mm ≥ 1,5°DN. Working temperature: from + 5 °C

Available dimensions

Article number Type Roll width Roll length Carton Inquiry List
3NDB50DSK DSK 50 mm 10 m 6 rolls
3NDB60DSK DSK 60 mm 10 m 6 rolls
3NDB70DSK DSK 70 mm 10 m 6 rolls
3NDB80DSK DSK 80 mm 10 m 6 rolls

Field of application

  • a seal for nails and screws below the counter battens


  • easy to use
  • good adhesion on wood and underlays
  • good elastic properties

Product data

A bitumen tape, adhesive on both sides, that is attached along the full length between the diffusive roof underlay and the counter-batten. It prevents ingress of rainwater and guarantees optimum windtightness of the construction. Tested for protection from rain by the Austrian Wood Research Association, (Holzforschung Austria Order no. 203/2003/2 T/HH).
Material composition
self-adhesive bitumen tape
2 mm
Temperature resistance
-40 °C
Temperature resistance
100 °C
Working temperature
5 °C
Working temperature
40 °C
1 year; cool and dry

Processing guideline

Glue the OMEGA NDB Nail Sealing Tape DSK directly to the lower side of the counter battens, then position and fix the batten.

The sealing tape encloses the nail completely and achieves a 100 % sealed penetration point! See Guidelines for OMEGA Roof Underlay

The standards according to ÖNORM B 4119 and/or ZVDH (Central Association of German Roofers) must be observed.