Interior sills are both aesthetic basically defining the window, and functional, by protecting the wall. They are available in various colours, from marble textures to wood decor.
1. PVC interior sill.
2. Aluminium exterior sill.
3. Booster profiles help securing the interior and exterior sills under the window frame.
4. The window sash has a drip design, thus preventing water infiltration.
5. Precompressed tape.