Insulating glass also called multilayer glass, has such properties as high safety
and frost-proof. Insulating glass can prevent heat from entering efficiently, andabout
25W per square meter can be saved through using this glass. It also can prevent
noise efficiently, so it is extensively applied to buildings, trains, and
ships.

Specifications:
1) Interspace: 6mm, 9mm, 12mm
2) Min.: 300 x 300mm
3) Max.: 2,440 x 3,660mm