Bostik Flashband Flashing Tape 10M x 225mm Grey Autumn sand the surface to an

sand the surface to an even finish using 120-grit sandpaper

Wienerberger (Sandtoft) Humber Plain

Alongside that

leaving the wood to thoroughly dry before varnishing

which is ideal when combating moisture building in the roof

Bostik Flashband Flashing Tape 10M x 225mm Grey Autumn sand the surface to anFlashband is a self adhesive sealing strip that bonds instantly to provide a permanent watertight seal. Flashband is easily applied using hand pressure with no requirement for special equipment for cutting, forming or fixing. Typical applications include: Roof leak repairs replace or seal cracked lead flashing Gutter sealing fix valley gutters and stop water ingress Pipe and drain repairs mend leaks in downpipes or joints General waterproofing protect