The reflectionless window is a British invention. It is made of a concave sheet of glass so constructed that the light from all sources incident on it is reflected to two black boards arranged one ...

KLEIN's ® NATURE is a new line of a versatile and flexible slide-glazed system that combines fixed and movable glass panels with a wooden guide. The installation is at the ceiling, and the new ...

That means the window is double-glazed, which is a good thing. But it also indicates the gap between the panes is no longer ...