Though STC and SRC show how properly noise passes through distinct components, NRC (Noise Reduction Coefficient) measures how well products prevent sound from reflecting (just how much sound they could soak up). The NRC is The share of sound that a floor absorbs (Quite simply, hits a surface and doesn't https://messiahukxvk.losblogos.com/31392823/examine-this-report-on-soundproofing