Auralex Acoustics D 36-DST - acoustic sound control kit designed for spot treatment, offering a starting point for reducing unwanted slap and flutter echo in your room. Comprises: 18x DST-112 panels, 18x DST-114 panels, size per tile: 305 x 305 x 50 mm, 2x Tubetak Pro adhesive. Colour: Charcoal Grey