... D.D CCC,meet BS/EN/ASTM Triple insulating glass 1.Insulating glass also known as IGU, double glazing ... part of modern building envelops 2.LISEC automatic insulating glass production line imported from Austria ensures superior ... e and Blue star offline low-e) glass 6.Insulating glass can reduce much heat loss, save 50% ... 13.8″~98.4″*137.8″) Normal configuration of insulating glass5+9A+5, 6+9A+6, 5+12A+ ...