SFF slate flush flashing is ideal for installation onto slates up to 8 mm in height, ensuring a perfect seal. Installation 40 mm deeper offers better energy performance and aesthetic benefits. 

For better performance still, we recommend installing in combination with an RUC foil collar.


  • suitable for a roof pitch range of 20-90°
  • for recessed installation of a single roof window into a slate profile height of 16 mm (2x8 mm)
  • perfect watertightness
  • easy installation
  • split side piece
  • without apron to ensure a perfect seal with flat roofing materials
  • weather and UV ray resistant
  • lead-free
  • black RAL9005