Steel Windows

OS2 Thermally Broken Steel Windows are characterized by very narrow, 30 mm visible sightlines, yet are extremely sturdy and long-lasting. The high thermal efficiency of this product gives a maximum U-value as low as 0.25. This system has excellent design flexibility with six bead profiles, either mechanical or welded corners, and true divided and simulated divided glazing options available. OS2 thermally broken steel windows are available in a wide variety of configurations.