Underfelt collar BFX is a pleated collar made of diffusion open material that together with the supplied drainage gutter ensures a tight connection to the underfelt.
Feature/Technical Library/Labels/Benefits
Ensures a tight connection to the underfelt
Easily fitted
Fits together with the supplied drainage gutter
Installation Guide Asset
Feature/Technical Library/Products/Assets 1
BFX
LINK
EPD Assets
Feature/Technical Library/Products/Assets 1
EPD BFX Under roof felt
LINK
CAD drawing
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CAD Drawing
LINK
CE Marking Asset URL
Feature/Technical Library/Products/Assets 1
https://resources.velux.ie/ce-marking
LINK
Size Chart
Feature/Technical Library/Products/Assets 1
Poster with VELUX roof windows (product size chart) Standard roof windows and Special function roof windows