
The basic version of the windows have galvanized steel reinforcement in the closed frame (1.5mm) and specially curved wing of unprecedented strength (1.25 mm). It is the most important element in ensuring long-term, reliable operation of windows.
The basic version of the windows have galvanized steel reinforcement in the closed frame (1.5mm) and specially curved wing of unprecedented strength (1.25 mm). It is the most important element in ensuring long-term, reliable operation of windows.