VELUX EBY Internal Trimmer for Sloping and Vertical Combinations Finish:EBY W10 3100 - 18mm gap adjustable trimmer (x1 for Twin installation; x2 for Triple installation) Pine Manually operated with opening rod

Manually operated with opening rod

which ensures that your window is completely weather tight

Size - 46cm wide x 61cm high

90 x 120cm

strong and robust vapour permeable underlay

VELUX EBY Internal Trimmer for Sloping and Vertical Combinations Finish:EBY W10 3100 - 18mm gap adjustable trimmer (x1 for Twin installation; x2 for Triple installation) Pine Manually operated with opening rodDescription: Internal Support Trimmers for use with Velux sloping and Vertical Combinations. When selecting twin and triple combinations, VELUX recommend the use of an EBY Internal Trimmer for added support and a harmonious internal finish. Choose between a natural pine or a white painted finish.