B-Stock, t.akustik SA-N30 18pcs set; Acoustic Foam - Dimensions: 1000 x 500 x 40 mm (40 mm thick); main effect range from approx. 2500 Hz; Material: polyurethane soft foam; gross density: 25.0 kg / m³ +/- 5%; fire behavior: burning rate < 100 mm /...
Thomann Italia