The fundamental property of sound is the main reason behind the invention of acoustic doors . A small hole can transmit almost as much sound as a larger gap. So space doesn't matter here. If you have the place from where the air is passing through from one place to another, the sound will also pass through that area. As described above, there is no meaning of having sound rated doors if you place has the unsealed gaps and clearances indoor assemblies. They can't cancel the noise. In the auditorium or the studios where the noise cancellation must require, performance loss is really a serious matter. Acoustic Door Suppliers Dubai : Ideal In this kind of situations acoustical seal work best. These seals are really important to block the outside sound, the seals around the head, jamb and sill of the door must be appropriately complete, uninterrupted and airtight throughout the service life of the door. If you want the uninterrupted place, the door must have all the s...