... aluminium window with grill , aluminium casement/hung window,American style double hung window,aluminium bi-folding window,thermal break ... in Black or Grey or Brown ColourOpening Style Horizontal Sliding, Vertical Sliding, Casement, Top-Hung, Single-Hung, Tilt&Turn for ... Green; Wood colour Description for Aluminium Window 2011 New Style Aluminumwindow Type:Single Sash/Double Sash/Triple Sash, ect. ...