These particular tiles are made of metals and are specified with nonwoven acoustic black tissue inside that can expect good sound absorption. The black helps to reduce air movement and dust . They come in white and grey for the perforated ones. They are used in airports , stadiums, hotels , restaurants ,hospitals etc
These particular tiles are made of metals and are specified with nonwoven acoustic black tissue inside that can expect good sound absorption. The black helps to reduce air movement and dust . They come in white and grey for the perforated ones. They are used in airports , stadiums, hotels , restaurants ,hospitals etc