VELUX BDX MK08 2000 Insulation Collar 78x140cm

The BDX 2000 ensures proper insulation between the roof construction and the window frame, and the pleated BFX 1000 underfelt collar ensures a flexible and tight connection between the underfelt and the window frame.The drainage gutter ensures that water from the underfelt above can drain away from the window.

Insulation collar BDX Roof Window

• Insulates around the roof window frame, reducing heat loss and eliminating cold bridges
• Makes insulating and installing the roof window a simpler process
• Supplied with BFX underfelt collar and transverse drainage gutter
• Click fittings ensure fast and accurate assembly