Standards
[CURRENT]
NF P25-460
; NF EN 14759:2005-11-01
NF P25-460
; NF EN 14759:2005-11-01
Shutters - Acoustic insulation relative to airborne sound - Expression of performance
Title (German)
Abschlüsse aussen - Luftschalldämmung - Angabe der Leistungen