Bostik Flashband Original with Primer is a self-adhesive bitumen sealing strip which bonds instantly to provide a permanent watertight seal. It has excellent adhesion to a wide range of building materials including brick, masonry, slates, concrete roof tiles, wood, metal, concrete, terracotta tiles, glass, roofing felt, and rigid plastics.Applications include repairing lead flashing, sealing valley gutters, mending leaks in drain pipes and guttering and repairing roofing felt joints on flat roofs.
Provides an instant watertight seal.
For new build or emergency repairs.
Quick and easy application.
