BA175
Helipidavus
Acousting rating
L2
DEFINITION · EN
acoustic rating for the object; indicates the sound transmission resistance of the object by an index ratio
ExamplesIFC
CONNECTED ↘
ÜlemkoodBAkustilised omadused
last_edited: 16.05.2026, 11:08
acoustic rating for the object; indicates the sound transmission resistance of the object by an index ratio