SN - NS-ISO 140-9:1985
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 9: Laboratory measurement of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it - (= EN 20140-9:1993) (ISO 140-9:1985)
inactive, Most Current
| Organization: | SN |
| Publication Date: | 1 November 1993 |
| Status: | inactive |
| ICS Code (Acoustics in building. Sound insulation): | 91.120.20 |
Document History
NS-ISO 140-9:1985
November 1, 1993
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 9: Laboratory measurement of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it - (= EN 20140-9:1993) (ISO 140-9:1985)
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