t.akustik CBT-37 , Corner Bass Traps, Absorber for improving a rooms acoustics, Especially suited for absorption of low frequency sound waves, Material: Polyurethane soft foam material, Bulk density: 25,0 kg / m³ +/- 5%, Reaction to fire: burning rate < 100 mm / min. MVSS 302, Colour: Grey, Dimensions:370 x 370 x 600 mm, Packing dimensions (HxBxD) : 600 x 380 x 380 mm, Includes 2 pieces, Suitable acoustic adhesive for attachment: Article Nr. #177265# (not included)