It is one of the windows that besides the special aesthetics of the aluminium in the exterior and the alignment between the frame and the sash it also provides the maximum possible thermal insulation. The smart design of this window increases the sound and thermal insulation, which means for you a better quality of life. PVC 6-chamber aluminium cladded profile with 81.5 mm constructive depth Extra middle seal in profile to increase thermal insulation Maximum opening window size: 1000x2500 mm Optionally you can have the profile with foam in the armor chambers of the frame and sash providing exceptional thermal insulation Wide glass range up to a maximum thickness of 48 mm Gaskets: 3+1 under the glass package Glass package rod: aluminium or warm edge The most versatile window in terms of aesthetics, both in size and colour, thanks to the aluminium cladding and the frame aligned with the sash. Glass options: 4 seasons, anti-burglary, security, variety of matte and decorative glass.