Lohas is the patent making up for the defects of Vertical and adding the merits of a curtain.  Lohas doesn’t cause any sound even when wind hits the window.
The hardness of the typical Vertical is made into the way of Curtain’s softness and at the same time, it is equipped with the function of Vertical to change the sun’s ray in several ways.
It diffuses softly the light from outside when the Vane is closed and as it is double layered, it have excellent effects of protection against the cold and soundproofing. You can watch the outside subtly through the transparent
curtain when the vane is opened and also it makes the scenery beautiful.