Product Specifications
- Perforation: Finest 1.8/1.8/0.5 mm
- Surface Options: Real wood veneer, CPL, or lacquer
- Core Board: MDF B1/B2 approximately 20 mm or gypsum fiber (on request)
- Measurements: 2800 x 1320 mm; Perforated: approximately 2760 x 1300 mm
- Reverse Side: Drilled 8/8/6 mm, nonwoven sheet black; counter layer if necessary
- Edges: No edges
- Fire Behaviour: B-s1, d0 or A2-s1, d0

Company Information
- Company: akustik plus Behringen GmbH & Co. KG
- Address: Im Straßfeld 2, D-99820 Hörselberg-Hainich
- Contact: Phone: +49 (0) 3 62 54 / 86 59-0, Fax: +49 (0) 3 62 54 / 86 59-55
- Email: [email protected]
- Website: www.akustik-plus.com

Sound Absorption Values
Measurements were conducted and evaluated in March 2015 by the testing institute BAE Fiedler based on DIN EN ISO 354 "Measurement of sound absorption in a reverberation room."

Sound Absorption Data
- Overall Structure: 50 mm, 220 mm, 420 mm
- Cavity: 150 mm, 350 mm
- Mineral Wool: 30 mm, 50 mm, 50 mm
- Panel Thickness: 20 mm

Frequency [Hz] and Absorption Coefficient (αs)
- 100 Hz: 0.11, 0.40, 0.51
- 125 Hz: 0.34, 0.48, 0.61
- 160 Hz: 0.23, 0.85, 0.76
- 200 Hz: 0.35, 0.75, 0.75
- 250 Hz: 0.46, 0.99, 0.84
- 315 Hz: 0.70, 0.91, 0.81
- 400 Hz: 0.87, 0.67, 0.84
- 500 Hz: 0.95, 0.85, 0.83
- 630 Hz: 1.08, 0.95, 0.94
- 800 Hz: 1.08, 0.93, 0.99
- 1,000 Hz: 1.04, 1.01, 0.99
- 1,250 Hz: 1.01, 0.98, 0.98
- 1,600 Hz: 0.96, 0.95, 0.95
- 2,000 Hz: 0.88, 0.91, 0.95
- 2,500 Hz: 0.80, 0.87, 0.93
- 3,150 Hz: 0.78, 0.82, 0.90
- 4,000 Hz: 0.78, 0.77, 0.86
- 5,000 Hz: 0.67, 0.70, 0.82

Overall Absorption Performance
- Weighted Sound Absorption Coefficient (αw): 0.80, 0.90, 0.95
- Noise Reduction Coefficient (NRC): 0.85, 0.95, 0.90
- Sound Absorption Average (SAA): 0.85, 0.93, 0.90
- Absorption Class: B, A, A