Fire-retardant bass trap-style acoustic foam that provides an effective absorption of low, bass frequencies and is very demanded feature of modern rehearsal rooms or recording studios. It can be used in standing position, for example for drum kit or amplifier. Bass traps should be placed in the corners and right-angled curves. Dimensions of a piece: 40 x 40 x 100 cm. Price for 1 piece. Grey colour. Product is made from fire retardant material and meets the fire standards MVSS302 and DIN4102 B2.