Velux BDX PK10 2011E 940x1600 Insulation Collar for Coupled Installations

Velux BDX PK10 2011E 940x1600 Insulation Collar for Coupled Installations

For the ultimate in insulation, we recommend our BDX Insulation Collar.
It reduces heat loss by eliminating thermal bridges between the window and your roof structure. Also comes with BFX Underfelt Collar.
 

 Technical details

• Underfelt material: frothed polyethylene, heat transfer group 040.
• Collar material: polypropylene.
• Material thickness: 0.5 mm.
• SD value (water vapour diffusion resistance): 0.03 m.

Note: The BDX Insulation Collar cannot be used with EDN flashings