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ČSN is a protected designation of Czech national technical standards.
WITHDRAWN published on 14.6.1972
Selected format:Acoustics - Sound absorbers for use in buildings - Rating of sound absorption
Standard published on 1.12.1998
Selected format:Acoustics - Measurement of the in situ sound attenuation of a removable screen
Standard published on 1.2.1999
Selected format:Acoustics - Test code for suspended ceilings - Sound absorption
Standard published on 1.5.2015
Selected format:Acoustics. Calculation of sound pressure levels and reverberation time in non-industrial working rooms
WITHDRAWN published on 29.3.1991
Selected format:Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation
Standard published on 1.9.2021
Selected format:Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation
Standard published on 1.10.2021
Selected format:
WITHDRAWN published on 20.4.1971
Selected format:
WITHDRAWN published on 1.10.1993
Selected format:Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation
WITHDRAWN published on 1.11.2013
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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