From Velux
VELUX flashing kits are designed to integrate your VELUX roof window perfectly into the roofing material, ensuring that your window is completely weathertight, whatever the conditions. We offer a range flashings designed for different roofing materials and provide two options for installation height. VELUX EDW Slate Flashing For standard installation of roof windows in flat or profiled roofing material up to 120mm in profile Also for interlocking slate, thatch and profiled sheeting Suitable for 15°-90° roof pitches