This adaptor flashing is used when fitting any old VELUX windows (dated pre 2014) into new combination flashings - tiles or slates. Description One adaptor flashing is required for each window within a combination, it is a universal fit adaptor so can be used with both slates and tiles. The adaptor flashing is required where the window being replaced is dated pre 2014 and windows are being used within a combination. This adaptor allows the flashing to sit correctly into the existing aperture. VELUX ELX PK10 0000 Adaptor for Combination Flashings - 94cm x 160cm
