Manufacturer

SUAM Schall- & Akustikmanufaktur GmbH

SUAM Akustikmanufaktur develops and manufactures custom room-acoustic elements made from thermally bonded polyester wadding in Bad Wünnenberg (North Rhine-Westphalia). The range covers ceiling rafts (rectangular, round, free-form), baffles, wall and ceiling absorbers, acoustic art panels, the dekaBel metal cassette absorber, and the modular free-standing screen. The PES core material is binder-free, fully recyclable and meets fire class B1 per DIN 4102. Certified to OEKO-TEX Standard 100 (test no. 94.0.0541).

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SUAM Wall and Ceiling Absorber

Name: SUAM Wall and Ceiling Absorber
Brand: SUAM Schall- & Akustikmanufaktur GmbH

Wall and Ceiling Absorber

WallCeiling

Description

The SUAM wall and ceiling absorber is the direct-mount variant of the polyester wadding platform. It is mounted on existing surfaces and is particularly useful in group rooms, kindergartens, and schools with high background noise levels. Dimensions up to 2400 × 1600 mm, material thickness 50 or 80 mm, individual special shapes possible. At least 60% recycled content, 100% recyclable, B1 according to DIN 4102. Mounting: Magnet, mechanical fastening, adhesive bond, or frame/system mounting.

Technical data

Material: Thermally bonded polyester core, ≥ 60% recycled content

Up to fire class: B1 according to DIN 4102-1 (not easily flammable, core material)

Application: Wall and Ceiling Absorber, Direct Mounting

Certifications: OEKO-TEX Standard 100 (test no. 94.0.0541), binder-free, formaldehyde-free, allergy-friendly, fungicidal, bactericidal, 100% recyclable

Measurement data

Sound absorption

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

NRC

0.95

Frequency values

α_p per octave band

f (Hz)	250	500	1k	2k	4k
α_p	0.80	0.95	1.00	0.95	0.95

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Compare		Value
	2.2 in gesamt	NRC0.95
	3.3 in gesamt	NRC0.95
	1.3 in gesamt	NRC0.85

NRC: 0.95 (derived from ISO 354 lab data)

Institute: Values from the manufacturer datasheet (test certificate ISO 354 / ISO 11654)

Measurement date: 2022-09-15

Dimensions: PE25 (2 in, 2.800 g/m²)

Application: Wand-/Deckenmontage, 0.4 in Abstand, gerahmt

Measured values as a table (3 measurements)

SUAM Wall and Ceiling Absorber: 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
32 mm gesamt · Wand-/Deckenmontage, 1 cm Abstand, gerahmt · Finett Acoustic Nadelvlies 7 mm, 1.700 g/m²	0.85	0.09	0.13	0.22	0.37	0.49	0.61	0.73	0.88	0.98	1.02	1.05	1.03	0.99	1.00	0.96	0.90	0.91	0.89
57 mm gesamt · Wand-/Deckenmontage, 1 cm Abstand, gerahmt · Finett Acoustic Nadelvlies 7 mm, 1.700 g/m²	0.95	0.19	0.29	0.49	0.64	0.79	0.92	0.99	0.99	0.97	1.02	1.03	0.98	0.96	0.93	0.94	0.96	0.98	0.93
85 mm gesamt · Wand-/Deckenmontage, 1 cm Abstand, gerahmt · Finett Acoustic Nadelvlies 7 mm, 1.700 g/m²	0.95	0.35	0.36	0.74	0.85	0.86	0.96	1.01	0.97	0.97	0.96	0.97	0.90	0.93	0.94	1.00	0.93	0.96	0.93

Measured values as a table (3 measurements)

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Last updated: 09/04/2026