Superseded
Standard
Historical
DIN EN 20140-9:1993-12
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 (ISO 140-9:1985); German version EN 20140-9:1993
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Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 12/01/1993 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/12/1993
Superseded
Historical