Velux EK_ S0122 Duo Flashing
The Velux Duo Flashing Kit is designed to offer complete watertight protection.
It allows for the installation of a stunning window formation, one above the other, with no compromise on heat retention or keeping out the elements.
If you are unsure of the best flashing for your installation, please contact us prior to ordering.
For installation of two roof windows one above the other.
The frame distance for windows installed one above the other is 100mm.
EKL for flat roofing material such as slate up to 8mm thick.
EKW for flat or profiled roofing material up to 120mm.