VELUX Flat Roof Window Extension Kerb 1000mm x 1000mm ZCE 100100 0015
![](https://britishbuildingsupplies.co.uk/wp-content/uploads/2024/06/GPID_1000693522_IMG_00.jpeg)
VELUX 150mm extension kerb for flat roof windows allows installation in warm or sedum roof constructions. Increases the installation height of the flat roof windows Integrates with roof material Highly efficient Allows rainwater to drain away Additional flexibility Compatible with all VELUX base units Provides additional height for warm roof construction
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