2 resultados encontrados isolation levels
13 . jan . 2020
Impact Isolation Class (IIC)
The methods to measure the degree of impact noise isolation provided by a floor/ceiling assembly, in laboratory conditions, are described in the ASTM E 492 or ISO 140/6 standards. For field measurements refer to ASTM E 1007 or ISO 140/7. The impacts for these measurements are produced by the “Standard Tapping Machine”,…
21 . abr . 2022
Impact Isolation Class (IIC)
The methods to measure the degree of impact noise isolation provided by a floor/ceiling assembly, in laboratory conditions, are described in the ASTM E 492 or ISO 140/6 standards. For field measurements refer to ASTM E 1007 or ISO 140/7. The impacts for these measurements are produced by the “Standard Tapping Machine”,…