Nanotechnology in Skylights

Nanotechnology and Its Uses for Skylights and Glazing Low e3 glass is standard on all Velux skylights, but what is Low e3? Low-e3 coatings reduce the amount of ultraviolet and infrared light that can pass through glass without compromising the amount of visible light transmitted. Low e3 coatings are only about 19 nano-meters in thickness. They usually apply …