Insulation of impact noise in accordance with ISO 140-6 and insulation improvement of impact noise in accordance with ISO 140-8.
Insulation of impact noise means/is understood to mean the extent in which impact noise (such as the shifting of furniture, walking) can be suppressed. It is tested in the laboratory, where two rooms are situated on top of each other. On the floor of the topmost room, a hammering device is placed; in the bottom room the noise level is measured. When a roof- or a floor construction needs to be tested, it will be built in the measurement opening of 4,0 x 4,0 m2.