Bi-fold windows
Bi-fold windows consist of multiple panels that fold in on each other, creating a wide opening. They are often used in commercial buildings, restaurants, and homes with large outdoor areas.
Aluminium bi-fold windows are popular because they provide a large opening, allowing for plenty of natural light and ventilation. They are also energy-efficient and offer good insulation.
The surface of the profile is free of open air bubbles and ash. The reason is that the thickness of the anodised film is thin or the thickness is different, which will directly affect the corrosion resistance of the aluminium profile products. The surface color will change over time, seriously affecting the decorative effect.


The benefits of aluminium windows significantly outweigh any disadvantages of this type of joinery. After all, aluminium windows are regarded as some of the most durable on the market. Their versatility is evident in the wide range of colours available, allowing them to be easily matched to a building’s interior or facade. In addition, it is worth mentioning a few key advantages, which include, above all: