There are many different noises But only one silence Kurt Tucholsky Acoustic backing reduces foot fall sound by up to 31 dB Go directly to the technical data with the smartphone QR code 10 I Xtra tra for acoustics and well being S e i t e 1 0 D a t u m 3 1 A u g 2 0 1 2 1 0 0 0 1 8 A S U R A L o w P D F