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  4. Standard "STN EN 20140-9"
WITHDRAWN STN EN 20140-9 1.9.1998 preview

STN EN 20140-9 (730511)

Acoustics. Measurement of sound insulation in buildings and of building elements. Part 9: Laboratory measurements of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it (ISO 140-9:1985)



STANDARD published on 1.9.1998


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The information about the standard:

Designation standards: STN EN 20140-9
Classification mark: 730511
Catalog number: 72624
Note: WITHDRAWN
Publication date standards: 1.9.1998
SKU: NS-517104
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN

We recommend simillar standard:!

ČSN EN 20140-9 (01.05.1995)

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