Rigips Rigiton perforated panel 8/18 with acoustic non-woven

Rigiton perforated panel with acoustic non-woven 8/18

PTB reference data

Original description

Material properties

Manufacturer: Rigips GmbH

Wall distance: 7.9 in

Perforation: 8/18

Backing: 0.8 in mineral wool

Reverberation chamber (ASTM C423 / ISO 354)

NRC

0.75

derived from ISO 354 lab data

α_p nach ISO 11654

f (Hz)	125	250	500	1k	2k	4k
α_p	0.40	0.75	0.80	0.70	0.65	0.45

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Value from the PTB table, not verified

NRC: 0.75 (derived from ISO 354 lab data)

Measured values as a table (1 measurement)

Rigips Rigiton perforated panel 8/18 with acoustic non-woven: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	NRC	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz
200	0.75	0.40	0.75	0.81	0.72	0.63	0.44

Measured values as a table (1 measurement)

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Last updated: 08/28/2026