On this demanding application, the Xpand XP303 on movable frames (308 frames approx.), cover a surface of more than 1000 square meters. The skin of AHK building is totally Xpand covered, as the floor level has more than 500 square meters as well of fixed Xpand XP303 frames with aluminium angles 20X20, on GRIS 2500 SABLE color.

The upper and down guides of movable frames (electrical open-close function), and the special parts for the rotating movements are supplied from METALSKIN as a full code.