The document contains the amendement to DIN 4109, table 4: The requirements of table 4, linie 1, column 2 was raised from less than or equal to 35 dB (A) to less than or equal to 30 dB (A).#,,#
DIN 4109/A1:2001 history
2018DIN 4109-1:2018-01 Sound insulation in buildings - Part 1: Minimum requirements
2016DIN 4109-1:2016 Sound insulation in buildings - Part 1: Minimum requirements
1989DIN 4109:1989 Sound insulation in buildings; requirements and testing
0000 DIN 4109-6:1984
1970DIN 4109-2:1962 Sound insulation in buildings - Part 2: Verification of compliance with the requirements by calculation