Acoustic glazing models, such as Guardian LamiGlass Acoustic can produce a noise reduction issue of up to 54dB in their triple glazing models and 52dB while in the double glazed device. On the reduce finish on the spectrum, other acoustic glazing solutions will get started at all around 36dB. https://paxtonjnomg.estate-blog.com/33788484/facts-about-secondary-glazing-for-soundproofing-revealed