Name: NORTEC acoustic raised floor type 3
Brand: Lindner Group

Measured values as a table (13 measurements)

NORTEC acoustic raised floor type 3: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	α_w	Absorber class	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
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Fabromont Orbital	0.50	D	0.54	0.56	0.60	0.59	0.58	0.54	0.56	0.51	0.46	0.42	0.46	0.46	0.50	0.58	0.66	0.73	0.68	0.73
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Vebe Strong 956	0.60	C	0.61	0.61	0.66	0.68	0.65	0.65	0.66	0.60	0.54	0.50	0.53	0.56	0.57	0.65	0.74	0.83	0.85	0.79
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Anker Aera Cut Quellluft	0.60	C	0.34	0.57	0.51	0.53	0.67	0.63	0.66	0.60	0.53	0.49	0.51	0.51	0.53	0.55	0.66	0.74	0.65	0.59
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Anker Aera Structure Element EVA Klimafliese	0.45	D	0.26	0.30	0.39	0.49	0.52	0.51	0.52	0.46	0.39	0.38	0.44	0.42	0.46	0.50	0.58	0.59	0.55	0.64
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Anker Aera Element EVA Klimafliese	0.45	D	0.26	0.31	0.40	0.49	0.52	0.51	0.52	0.46	0.39	0.37	0.43	0.42	0.45	0.49	0.56	0.56	0.52	0.62
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Anker Neba Sonicwave 143	0.60	C	0.37	0.53	0.48	0.48	0.61	0.57	0.60	0.54	0.51	0.53	0.60	0.66	0.77	0.83	0.79	0.71	0.61	0.57
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Anker PEP Quellluft	0.60	C	0.39	0.53	0.51	0.54	0.67	0.64	0.66	0.60	0.53	0.50	0.52	0.52	0.53	0.56	0.67	0.75	0.65	0.60
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Findeisen Finett Select	0.55	D	0.27	0.34	0.43	0.52	0.55	0.57	0.56	0.55	0.48	0.44	0.50	0.48	0.52	0.58	0.64	0.75	0.74	0.79
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Fizbabrik Fulda Fit	0.55	D	0.68	0.74	0.74	0.74	0.64	0.66	0.61	0.56	0.49	0.45	0.48	0.46	0.48	0.51	0.59	0.72	0.78	0.63
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Object Carpet AT-Madra 1100 Quellluft	0.60	C	0.51	0.53	0.60	0.60	0.61	0.60	0.64	0.55	0.54	0.47	0.55	0.56	0.60	0.71	0.76	0.81	0.82	0.90
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Toucan-T Eco Stream T-Air	0.55	D	0.47	0.54	0.58	0.59	0.60	0.66	0.60	0.55	0.50	0.50	0.51	0.56	0.62	0.71	0.84	0.90	0.92	0.95
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Toucan-T Eco Newcon T-Air	0.55	D	0.46	0.53	0.59	0.56	0.60	0.63	0.60	0.55	0.51	0.48	0.53	0.56	0.64	0.73	0.84	0.88	0.90	0.93
perforated floor panel, qualified floor covering, acoustic fleece · Oberbelag Toucan-T Twyncut T-Air	0.60	C	0.48	0.51	0.60	0.58	0.61	0.67	0.62	0.57	0.54	0.51	0.55	0.61	0.67	0.73	0.82	0.84	0.79	0.75

Compare		Value
	Oberbelag Vebe Strong 956	α_w0.60
	Oberbelag Anker Aera Cut Quellluft	α_w0.60
	Oberbelag Anker Neba Sonicwave 143	α_w0.60
	Oberbelag Anker PEP Quellluft	α_w0.60
	Oberbelag Object Carpet AT-Madra 1100 Quellluft	α_w0.60
	Oberbelag Toucan-T Twyncut T-Air	α_w0.60
	Oberbelag Findeisen Finett Select	α_w0.55
	Oberbelag Fizbabrik Fulda Fit	α_w0.55
	Oberbelag Toucan-T Eco Stream T-Air	α_w0.55
	Oberbelag Toucan-T Eco Newcon T-Air	α_w0.55
	Oberbelag Fabromont Orbital	α_w0.50
	Oberbelag Anker Aera Structure Element EVA Klimafliese	α_w0.45
	Oberbelag Anker Aera Element EVA Klimafliese	α_w0.45

NORTEC acoustic raised floor type 3

Manufacturer

Lindner Group

Description

Technical data

Measurement data

Sound absorption

Frequency values