Detailed model of roller blinds. One roller blind type "Day-Night"-change the position of the bands with modifiers UVW map, the second is normal.

As usually done so that you could quickly and easily tailored to the size that you want, and it's easy to do at the level of the Editable Poly modifier stack. The materials are set up and easy to change. Just left a spline for the chain of command, if someone suddenly wish to change its length.

Hajrez:-http://data21.gallery.ru/albums/gallery/237347-c1899-648