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EN 1794-2
Road traffic noise reducing devices - Non-acoustic performance - Part 2: Methods of determination of the general safety and environmental characteristics
EN 1794-1
Road traffic noise reducing devices - Non-acoustic performance - Part 1: Methods of determination of the mechanical and stability characteristics
DIN EN 1793-5
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - Sound absorption under direct sound field conditions; German and English version prEN 1793-5:2023
DIN EN 1793-4
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound diffraction; German and English version prEN 1793-4:2023
DIN EN 1793-2
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions; German and English version prEN 1793-2:2023
DIN EN 1793-6
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions; German and English version prEN 1793-6:2023
DIN EN 1793-1
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions; German and English version prEN 1793-1:2023
DIN EN 1794-2
Road traffic noise reducing devices - Non-acoustic performance - Part 2: Methods of determination of the general safety and environmental characteristics; German version EN 1794-2:2024
DIN EN 1794-1
Road traffic noise reducing devices - Non-acoustic performance - Part 1: Methods of determination of the mechanical and stability characteristics; German version EN 1794-1:2024
CEN/TC 401
Reduced Ignition Propensity Cigarettes
