9 mm sheet runs 2000 GSM. 12 mm runs 2400 GSM. The acoustic difference is mid-frequency absorption, not headline NRC. Specify by the room, not by the catalogue line.
Studio note. 2025.
9 mm sheet runs 2000 GSM. 12 mm runs 2400 GSM. The acoustic difference is mid-frequency absorption, not headline NRC. Specify by the room, not by the catalogue line.
Studio note. 2025.