Velux Underfelt Collar BFX1000 PK08 94 x 140cm Category_Default Category/Outdoor & Garden/Features and Structures/Pergolas This door can be trimmed

This door can be trimmed up to 32mm from the width and up to 32mm off the height but should be sealed immediately afterwards

Its sleek design enhances the aesthetic appeal of your roof

add our Aquaglass Sphere Black Framed Side Panel

The finish not only enhances the visual appeal but also provides resistance against corrosion and wear

Pre-finished in a sleek light grey for a modern look

Velux Underfelt Collar BFX1000 PK08 94 x 140cm Category_Default Category/Outdoor & Garden/Features and Structures/Pergolas This door can be trimmedhe BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the roofing felt membrane. It helps to protect against drafts and wind driven rain and snow around the window installation. It comes as one piece making fitting easy, especially around the window corners. The transverse drainage gutter included also prevents any water ingress around the roof opening caused by missing or broken slates or tiles above the window. Product