Application > Window Sill Insulation
Window sill insulation
Secondary weathering protection installed under window sills providing water resistance and a thermal break
Window Sill Insulation
The window sill insulation named "Fix", is a wedge shaped hydrophobic woodfibre board with directly applied, diffusion open and weather repellent membrane.
Reliable protection from wind, driven rain and snow
Robust safety for window connections in timber construction
Can be left exposed externally for 4 weeks
Particularly easy to install
Available in standard lengths and widths
Need more technical information ?
You can download the Product Data Sheet our Downloads section.