Underfelt Collars - BFX

Complete your installation kit with VELUX’s tried-and-tested BFX underfelt collars, available in a range of sizes to suit.

Note: If you are ordering a BDX Insulation Collar you DO NOT NEED a BFX Underfelt Collar as one is included in the BDX Kit.

Looking for something specific? If you can’t find it here amongst these VELUX underfelt collars, give our friendly customer services team a call on 01752 692760 and they’ll be glad to help you.

Products in Underfelt Collars - BFX:

Showing 1-21 of 21 products

Showing 1-21 of 21