Manufacturer
SCHALLSAUGER (KASPER GmbH)
SCHALLSAUGER is the acoustics product brand of KASPER GmbH in Rielasingen-Worblingen on Lake Constance. Founded in 1977, the family business manufactures printable fabric absorbers, LED-integrated acoustic panels and frameless wall and ceiling solutions on 2,500 m² of production space. The ALU LINE, FRAMELESS, LIGHTBOXX, MONO-LIT and ORION 8 product ranges cover wall, ceiling, room-divider and lighting applications. All covering fabrics (akustikTex) are certified to Öko-Tex Standard 100 and fire-tested to DIN 4102 B1 / EN 13501-1 B-s1,d0. Acoustic measurements were determined by the Fraunhofer Institute for Building Physics (IBP) to DIN EN ISO 354 (test report S 10734-Alpha, 2014).
Schallsauger FRAMELESS SKY
SKY
Description
SCHALLSAUGER FRAMELESS SKY is a ceiling-mounted high-performance acoustic panel made from thermally bonded polyester nonwoven. With no frame construction, SKY blends discreetly into the ceiling plane, either as a suspended acoustic island or bonded directly to the ceiling. Available in white, mottled light grey, or black, in a rectangular or round version up to a maximum of 235 × 210 cm. Optionally lacquered in any RAL colour with no acoustic disadvantage. Material: SCHALLSAUGER FRAMELESS, thermally bonded nonwoven made from 100% PES staple fibres, area weight 3200 g/m², thickness 50 mm. Made from 60% recycled PET bottles, 100% recyclable, fire class C-s2,d0 to DIN EN 13501-1:2018 / B1 to DIN 4102-1. Five mounting variants: wire-rope suspension with C-rail (FLZ4C, minimum distance 7 cm from the ceiling), wire-rope suspension with drilling template in 4-point (FLZD4) or 6-point for large formats (FLZD6), each with a minimum distance of 6 cm; 3:1 wire-rope suspension for round panels in S/M/L/XL (FLZD 3zu1, minimum distance 34 cm), 3-point wire-rope for round panels (FLZD3, minimum distance 6 cm), as well as direct bonding with Merbenit HT50 mounting adhesive + hot-melt adhesive (FLZM). Integrated into the pCon Planner for office planning. 5-year full warranty.
Technical data
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 2 variants
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.60 | 0.90 | 0.90 | 1.00 | 1.00 | 1.00 |
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| Compare | Value | |
|---|---|---|
| 16 in Deckenabstand | NRC0.95 | |
| Kein Deckenabstand (direkt deckenanliegend / verklebt) | NRC0.90 |
NRC: 0.95 (derived from ISO 354 lab data)
Institute: Manufacturer datasheet (reverberation room specification corresponds to Fraunhofer-IBP)
Room volume: 13,829 cu ft
Weight / density: 3200 g/m²
Measured values as a table (2 measurements)
| Build-up | NRC | 50 Hz | 63 Hz | 80 Hz | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 mm PES-Vliesstoff · 3200 g/m² · 400 mm Deckenabstand · Deckenmontiertes Akustikpaneel, abgependelt with ca. 40 cm distance to the ceiling (FLZD 3zu1 / vergleichbar) · FRAMELESS PES-Vliesstoff (kein Rahmen, kein Stoffüberzug) | 0.95 | 0.38 | 0.38 | 0.45 | 0.59 | 0.45 | 0.73 | 0.88 | 0.88 | 0.93 | 0.91 | 0.87 | 0.98 | 0.97 | 0.98 | 1.01 | 1.05 | 1.05 | 1.06 | 1.05 | 1.03 | 0.98 |
Measured values as a table (2 measurements)
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