- footstep sound insulation
- footstep sound insulation DIS Trittschalldämmung f
English-German dictionary of Architecture and Construction. 2013.
English-German dictionary of Architecture and Construction. 2013.
Impact insulation class — (or IIC) is an integer number rating of how well a building floor attenuates impact sounds, such as footsteps. A larger number means more attenuation. The scale, like the decibel scale for sound, is logarithmic. The IIC is derived from ASTM… … Wikipedia