Balance Polar Ceiling Raft

Name: Balance Polar Ceiling Raft
Brand: Fural Soft Akustik

Fural Soft Akustik Balance Polar

α_w 0.75–1.00Absorber classes A–C

CeilingFree-hanging

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Manufacturer

Fural Soft Akustik

Fural Soft Akustik is Fural's brand for sound absorbers: ceiling rafts, baffles, acoustic panels, wall absorbers, inserts for grid ceilings and the seamless acoustic plaster phonestop V, mostly made of melamine resin foam and PET. The products come from the former pinta acoustic, whose machines, test reports and many employees Fural took over.

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Documents

Acoustic datasheet Tender text Product information Technical leaflet

Description

Ceiling raft made from a laminated polyester (PET) sandwich element in a load-bearing aluminium perimeter frame. The rafts can be hung level or at an angle from the soffit and are suitable for thermally activated concrete slabs. Typical locations are offices and conference rooms, for example above workstations or in breakout areas, as well as canteens and event spaces.

Technical data

Material: Laminated PET sandwich element (100 % polyester)

Up to fire class: B-s1,d0 at 20 mm, B-s2,d0 at 40 mm (EN 13501-1), equivalent to B1 (DIN 4102)

Certifications: Oeko-Tex Standard 100, class 1

Colours: Acoustic element white, RAL or NCS colour coating available; frame anodised E6EV1 (natural aluminium) or RAL 9016 at no extra cost, special colours available

Measurement data

Sound absorption

ISO 354 – reverberation chamber· 8 variants

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α_w

0.85

Frequency values

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Compare		Value
	200 mm suspension height	α_w0.85
	300 mm suspension height	α_w0.85
	500 mm suspension height	α_w0.85
	100 mm suspension height	α_w0.75

Absorber class: B

Test report: 1442-001-13

Institute: SG Bauakustik

Measurement date: 08/05/2013

Dimensions: 3000 × 1000 mm

Measured values as a table (8 measurements)

Balance Polar Ceiling Raft: 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
20 mm · 100 mm suspension height	0.75	C	0.07	0.21	0.28	0.31	0.47	0.59	0.73	0.87	0.88	0.96	0.96	0.95	0.97	0.99	0.97	0.92	0.89	0.84
20 mm · 200 mm suspension height	0.85	B	0.06	0.20	0.41	0.52	0.53	0.62	0.81	0.85	0.90	0.93	0.92	0.98	1.02	1.02	1.01	0.92	0.93	0.92
20 mm · 300 mm suspension height	0.85	B	0.10	0.20	0.43	0.55	0.63	0.67	0.71	0.81	0.88	0.92	1.02	1.07	1.12	1.12	1.06	0.99	0.95	0.96
20 mm · 500 mm suspension height	0.85	B	0.14	0.23	0.39	0.58	0.60	0.64	0.66	0.79	0.93	0.95	1.13	1.13	1.18	1.23	1.19	1.06	1.03	0.96
40 mm · 100 mm suspension height	0.95	A	0.19	0.26	0.36	0.56	0.64	0.74	0.94	0.98	1.12	1.15	1.10	1.06	1.07	1.13	1.07	1.01	0.99	0.98
40 mm · 200 mm suspension height	1.00	A	0.12	0.32	0.44	0.68	0.85	0.93	1.05	1.08	1.16	1.09	1.12	1.16	1.18	1.18	1.12	1.06	1.01	1.01
40 mm · 300 mm suspension height	1.00	A	0.16	0.29	0.55	0.82	0.81	0.90	0.93	0.96	1.01	1.15	1.16	1.29	1.24	1.18	1.10	1.05	1.03	1.01
40 mm · 500 mm suspension height	1.00	A	0.15	0.29	0.55	0.78	0.83	0.94	0.96	0.95	1.15	1.35	1.40	1.37	1.40	1.41	1.24	1.15	1.07	1.03

Measured values as a table (8 measurements)

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Last updated: 02/11/2026

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