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, 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 products