Acoustic properties of building elements and of buildings - Laboratory measurement of the impact sound insulation of stairs and stair isolating elements
NORMA vydaná dňa 21.5.2025
Designation standards: UNE-EN 17823:2024/AC:2025
Note: Zmena
Publication date standards: 21.5.2025
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE