Acoustic glass is made of two or even more sheets of glass, bonded along with a number of acoustic interlayers: Every single pane of glass in the noise reduction window or door is laminated which has a layer of polyvinyl butyral (PVB), forming a solid hydrocarbon bond with the glazing https://soundproofwindowfilm82344.madmouseblog.com/17356484/the-basic-principles-of-secondary-glazing