Fast Flash is available in 5m rolls in 4 different widths

Fast Flash®

Fast Flash® is an environmentally friendly, lead-free flexible roof flashing that is simple to install on multiple applications and common roof coverings. No specialist tools are required, and the material is extremely flexible, malleable and easily workable by hand. Backed with a 10 year guarantee, it can be installed on roofs with a slope of a minimum 5o pitch. The guarantee can be extended to 20 years with the application of Flash Seal.

Features and benefits of our flexible roof flashing

  • BBA Certificate No 09/4681
  • Lead look-a-like
  • Twice as fast to install than lead
  • Lighter in weight than lead
  • No scrap value
  • No gluing required
  • Minimal waste
  • Reusable off-cuts


Fast Flash® is a composite consisting of an aluminium grid, embedded in an environmentally friendly polymer rubber. The composite has great stretching ability and can be increased by 60% in length and 20% in width.  Hambleside Danelaw’s flexible roof flashing comes in four sizes which can be viewed below.

Product Codes and Sizes

Fast Flash 140 – 140mm x 5m x 2 rolls
Fast Flash 280 – 280mm x 5m roll
Fast Flash 370 – 370mm x 5m roll
Fast Flash 560 – 560mm x 5m roll

Check out our case study here.  We also have data sheets which can be downloaded below, and don’t forget to check out our stockists.


Fast Flash® Datasheet
BBA 09 4681 Certificate Fastflash Flashing
Technical Data Information
Fast Flash Fitting Instructions
Danelaw Lead Replacement Products Brochure Oct19
  • Product code
    HD Fast Flash 140, HD Fast Flash 280, HD Fast Flash 370, HD Fast Flash 560
  • Colour
    Fast Flash comes in standard Traffic Grey, for additional colours of Black and Tile Red please contact our sales team
  • Length
  • Width
    140mm (2 rolls), 280mm, 370mm and 560

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