Optimum 79N US is a variant of the Optimum 79N system with a hidden (underslung) sash, so only a slim, uniform frame is visible from the outside — for those who value a minimalist, modern façade look without giving up the performance of an aluminium window.
| Sash type | hidden (underslung) |
|---|---|
| Installation depth | 79 mm |
| Material | aluminium with thermal break |
| Finish | RAL powder coating |
Free measurement, expert advice and a quote — in our showroom, by phone, or online. We serve customers in Szczecin and the region, as well as in Germany (Berlin, Neubrandenburg and surrounding areas).
