hat
Se mozayik la detache ki espesifye ak tissus ki pa tissus acoustic andedan, ki dyagonal detache, ki ka atann bon son absòpsyon. Tisi a Nwa ka espesifye pou redwi mouvman lè a ak pousyè penetratino nan pèforasyon.
eng
The perforated tile are specified with non-woven acoustic white tissue inside, which diagonal perforated, that can expect good sound absorption. The Black tissue can be specified to reduce air movement and dust penetratino through perforation.