Product Description：

LandVac plus insulated glass with built-in shutters can adjust the angles of shatters in the airspace freely through magnetic or electric control, making it transparent, semi-transparent, or shaded. It can also be changed into a fully transparent window by pulling up the shutters. While offering the excellent performance of vacuum insulated glass in thermal insulation, sound insulation, and condensation resistance, it has the unique properties of insulated glass with shutters in energy saving, sound insulation, fireproof, privacy, and dust pollution prevention. It is an ideal solution to the sunshade performance of building windows. 

Performance：