PN-EN ISO 717-1-2021-06 E
Acoustics -- Rating of sound insulation in buildings and of building elements -- Part 1: Airborne sound insulation (ISO 717-1:2020)

Standard No.

PN-EN ISO 717-1-2021-06 E

Release Date

2021

Published By

PL-PKN

Replace By

PN-EN ISO 717-1-2013-08 E