Homeowners
Professionals
Dealer Extranet
VELUX logo
Professions
Product information
Tools
Get help and support
BFX underfelt collar

BFX underfelt collar

  • Commercial Description
    BFX underfelt collar closes the gap between the roof window and underfelt in the roof construction thereby creating a watertight seal between the roof window, battens and the roofing underfelt. It is made of diffusion open material and is easy to fit.

Benefits

Installation Guide Asset

Feature/Technical Library/Products/Assets 4
BFX 1000F
LINK
Installation instruction for flashing for installation BFX W34/0000
LINK
Installation instruction for BFX 1000
LINK
Installation instruction for flashing for installation BFX 1010
LINK

EPD Assets

Feature/Technical Library/Products/Assets 1
EPD BFX Under roof felt
LINK

CAD drawing

Feature/Technical Library/Products/Assets 1
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
LINK