Belgian window B11-two sashes with upper fixed arch

The Belgian window B11-two sashes with upper fixed arch is characterized by narrow indented aluminum profiles.

The emphasis in this design is the combination options of the sash and fixed parts in the window. In these windows, it is customary to combine transparent glazing with frosted or opaque glazing.

This hinged window is suited for small and medium openings. Joint sashes and trims are cut in a 45 degree angle. The system has a built-in central seal that ensures the highest thermal insulation ever in the Belgian aluminum windows.

Similar products:

Belgian window B11- two sashes with lower fixed sectionBelgian designed window B11- two sashes with fixed sides and lower sectionsBelgian opening window B11Belgian window B11- turn and tilt with side fixParticularly narrow Belgian sliding window B21Double panel+ 2 fixed sides in B12 Belgian designed iron doorBelgian door B12


[single glass]: 5-6 mm;  [glass layers]: 6-12 mm;  [insulated glass]: 14-18, 23-24, 31-32, 36-37 mm.



A variety of handles in unique designs. It is customary to choose the handles with an antique appearance.


Maximum sash size

Width up to 90 cm, and height up to 130 cm for single sash.



In this series it is customary to choose the grain and metallic fans that give a feeling of antique look with an iron appearance. 

You can choose a color from Extal's color fans, including: (S) satin, (M) metallic or (G) grain.