Sound-absorbing pane for double-chamber (triple glazed) windows 

The price is indicated per m2 of pane.

Sound-absorbing pane

They are thicker and heavier than standard glass. The higher weight results in better soundproofing.

Such panes are made of ordinary, tempered or laminated glass (at least two panes of glass connected by PVB foil). In practically every window, one pane should be 50% thicker than the other at least - sounds of different frequencies will be effectively suppressed.