Lignoform Quadrillo-Solo wood panel with acoustic non-woven

Lignoform Quadrillo-Solo

PTB reference data

Original description

Material properties

Manufacturer: Lignoform Benken AG

Thickness: 16 mm

Wall distance: 350 mm, 50 mm

Backing: acoustic non-woven

Application: ceiling, wall

ISO 354 – reverberation chamber· 4 variants

α_w

0.70

α_p per ISO 11654

f (Hz)	125	250	500	1k	2k	4k
α_p	0.55	0.55	0.60	0.70	0.70	0.85

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		Value
350 mm	Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion, with zusätzlicher Isolationshinterlage 30 mm mineral-fibre panel	α_w0.70
350 mm	Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion	α_w0.65
50 mm	Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion, with zusätzlicher Isolationshinterlage 30 mm mineral-fibre panel	α_w0.65
50 mm	Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion	α_w0.60

Dimensions: 192 mm x 2780 mm

Measured values as a table (4 measurements)

Lignoform Quadrillo-Solo wood panel with acoustic non-woven: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	α_w	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
16 mm · 350 mm · Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion · gerillte Holzoberfläche, Rillenachsmass 8 bzw. 16 mm	0.65	0.66	0.48	0.54	0.61	0.68	0.68	0.70	0.58	0.61	0.63	0.65	0.67	0.64	0.66	0.72	0.71	0.69	0.77
16 mm · 350 mm · Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion, with zusätzlicher Isolationshinterlage 30 mm mineral-fibre panel · gerillte Holzoberfläche, Rillenachsmass 8 bzw. 16 mm	0.70	0.54	0.55	0.54	0.49	0.58	0.60	0.59	0.61	0.64	0.66	0.70	0.69	0.67	0.72	0.75	0.80	0.94	0.82
16 mm · 50 mm · Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion · gerillte Holzoberfläche, Rillenachsmass 8 bzw. 16 mm	0.60	0.07	0.17	0.22	0.25	0.29	0.42	0.58	0.64	0.71	0.74	0.75	0.69	0.72	0.70	0.65	0.67	0.68	0.77
16 mm · 50 mm · Montage with einfacher Feder or Schattenfuge min. 3 mm or on Stoß with Montagecips ggf. on Unterkonstruktion, with zusätzlicher Isolationshinterlage 30 mm mineral-fibre panel · gerillte Holzoberfläche, Rillenachsmass 8 bzw. 16 mm	0.65	0.21	0.35	0.41	0.39	0.46	0.52	0.62	0.54	0.59	0.61	0.63	0.62	0.65	0.71	0.77	0.87	0.98	0.88

Measured values as a table (4 measurements)

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Last updated: 02/09/2026