Rigips perforated panel RL 12/25 with mineral fiber backing

Rigips perforated panel – RL 12/25

NRC 0.75–0.80

PTB reference data

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GypsumBroadband absorber

Data source

Physikalisch-Technische Bundesanstalt

Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 235

Value from the PTB table, not verified

Original description

Rigips perforated panel RL 12/25 with mineral fiber backing

Manufacturer: Rigips GmbH

Thickness: 0.37 in, 0.49 in

Wall distance: 3.9 in, 7.9 in, 16 in

Hole size: 0.47 in

Backing: Non-woven fiber and mineral fiber panel

Reverberation chamber (ASTM C423 / ISO 354)· 3 variants

NRC

0.80

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NRC: 0.80 (derived from ISO 354 lab data)

Weight / density: 7.5 kg / m² (0.37 in) 10 kg / m² (0.49 in)

Dimensions: bis 118x 49 in

Measured values as a table (3 measurements)

Rigips perforated panel RL 12/25 with mineral fiber backing: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	NRC	100 Hz	125 Hz	160 Hz	200 Hz	250 Hz	315 Hz	400 Hz	500 Hz	630 Hz	800 Hz	1000 Hz	1250 Hz	1600 Hz	2000 Hz	2500 Hz	3150 Hz	4000 Hz	5000 Hz	6300 Hz
0.37 / 0.49 in · 7.5 kg / m² (0.37 in) 10 kg / m² (0.49 in) · 3.9 in	0.80	0.22	0.29	0.38	0.60	0.70	0.93	0.99	1.00	0.95	0.88	0.78	0.65	0.63	0.64	0.61	0.54	0.58	0.47	0.52
0.37 / 0.49 in · 7.5 kg / m² (0.37 in) 10 kg / m² (0.49 in) · 7.9 in	0.75	0.33	0.38	0.57	0.86	0.87	0.99	0.92	0.90	0.80	0.65	0.66	0.75	0.72	0.66	0.62	0.56	0.58	0.51	0.55
0.37 / 0.49 in · 7.5 kg / m² (0.37 in) 10 kg / m² (0.49 in) · 16 in	0.75	0.51	0.63	0.80	0.86	0.85	0.78	0.70	0.69	0.80	0.80	0.78	0.75	0.75	0.67	0.66	0.60	0.64	0.52	0.58

Measured values as a table (3 measurements)

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Last updated: 11/04/2026