Flashband Original


Flashband Original is a self-adhesive sealing strip which bonds instantly to provide a permanent watertight seal in all climates. It is easily applied using hand pressure only, with no requirement for special equipment for cutting, forming or fixing. For improved adhesion on porous or uneven surfaces, apply Flashband Primer. For smooth non-porous surfaces use, Flashband Primer SV


  • Superior high temperature performance characteristics.
  • Quick and easy application.
  • Bonds to a wide range of building materials.
  • Cost effective method of flashing, sealing and repair.
  • Provides lasting protection in all climates.
  • Safe in application, storage and transport.


  • Flashband bonds to most building materials including brick, masonry, slates, concrete roof tiles, wood, metal, concrete, terracotta tiles, glass, roofing felt, rigid plastics etc.
  • Applications include a large variety of original construction and maintenance situations including repairing lead flashing, sealing valley gutters, mending leaks in drain pipes and guttering, greenhouse repairs, protecting glazing bars, protecting insulation for pipes and tanks, repairing roofing felt joints on flat roofs.

General information




Instant watertight seal, for new build or emergency repairs, quick and easy application


Water resistant


3.75m and 10m rolls in various widths

Uniclass 2015

Pr_35_90_87_77 Self-adhesive bitumen tapesPrimary


H71/10 Gutter linings

H71/110 Lead sheet fully supported roof covering

H71/130 Lead sheet fully supported wall covering

H71/15 Valley gutter linings to slate/ tile roofs

H71/150 Lead sheet fully supported covering to dormers

H71/160 Lead-covered roofing panels

H71/170 Lead-covered cladding panels

H71/180 Lead-wrapped panels

H71/20 Weathering to

H71/210 Gutter lining with proprietary expansion joints

H71/230 Valley gutter lining to slate/ tile roofs

H71/235 Valley gutter lining to lead roofs

H71/240 Valley gutter lining to lead roofs

H71/250 Weathering to

H71/5 Lead sheet fully supported covering to dormers

Product range


Specification data - Self-adhesive bitumen tapes

Product Reference

Flashband Original


Not required

Flashband Primer

For use on porous or uneven surfaces.

Flashband Primer SV

For use on smooth, non-porous surfaces.

Digital objects

Platform Compatible Version Certified to




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