The Acoustic Interlayer: The acoustic plastic interlayer in between the glass panels absorbs vibrations a result of sound waves, appreciably lowering noise penetration. OITC means outdoor/indoor transmission course. It should be clear what it actions from its title. Set simply just, it measures sounds reduction of out of doors sound https://arthurckmyh.theisblog.com/39194006/new-step-by-step-map-for-acoustic-laminated-glass