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Note: WITHDRAWN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
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN