The additional ‘barrier’ provided by noise cutting down secondary glazing can lessen noise amounts drastically by nearly 80% or even the equal of 54dB. This window soundproofing outcome lessens targeted traffic noise from a roar to your whisper. Secondary glazing refers to the installation of a further layer of https://rivergaqcy.blogsuperapp.com/35292331/5-simple-statements-about-noise-control-secondary-glazing-explained