- Uw1-sash 2-/3-pane glass:
- Uw2-sash 2-/3-pane glass with mullion:
- RwStandard:
- RwBest value:
Systems and sash variants in our window range.
Always everything at a glance.
With almost 80 sash variants for windows, sliding or folding doors and window walls, in four materials and countless colours, Finstral offers the widest range of windows in Europe.
An overview of our range in table form can be found in our window catalogue.
Environmental Product Declarations (EPD) can be found at finstral.com/epd
- Uw
- Heat transfer coefficient of the window element
- Rw
- Sound insulation properties of a window
- npd
- no performance determined


























