Acoustic IndexAcoustic Index

SUAM Rectangular Ceiling Raft

Rectangular Ceiling Raft

Sabins/unit 43 at 1 kHz

CeilingFree-hanging
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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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Description

The rectangular SUAM ceiling raft is a horizontally suspended panel element made of thermally bonded polyester wadding. It noticeably reduces reverberation time without changing the room height. Standard dimensions up to 94 × 63 in. in 2 or 3.1 in thickness, custom special formats up to 87 × 71 in possible. Available in over 1,000 colors and with motif print. Mounting: Cable suspension with a maximum of 4 cables or screw fastening, optional eccentric washers for fine adjustment.

Technical data

Material: Thermally bonded polyester wadding, 100% recyclable PES core
Fire class (EN 13501-1): B1 according to DIN 4102-1 (not easily flammable, core material)
Application: Rectangular Ceiling Raft, free-hanging
Certifications: OEKO-TEX Standard 100 (test no. 94.0.0541), binder-free, formaldehyde-free, allergy-friendly, fungicidal, bactericidal, 100% recyclable
Colours: over 1,000 color variants, optional with motif print

Measurement data

Sound absorption

Reverberation chamber (ASTM C423 / ISO 354)

Sabins/unit
43
at 1 kHz

Frequency values

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Method (354): Measured

Room volume: 1,324 cu ft

Object area: 31 sq ft

Measurement date (354): 10/07/2020

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Measured values as a table (1 measurement)
SUAM Rectangular Ceiling Raft: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-upNRC100 Hz125 Hz160 Hz200 Hz250 Hz315 Hz400 Hz500 Hz630 Hz800 Hz1000 Hz1250 Hz1600 Hz2000 Hz2500 Hz3150 Hz4000 Hz5000 Hz
2 in PES material · assembly height 16 in (sabins/unit)–5.26.525263031293033374349515353585858
Measured values as a table (1 measurement)

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