An optimum acoustic and aesthetic solution for rooms can be achieved with the coloured THERMATEX® Alpha Black THERMATEX® Alpha Creme and THERMATEX® Alpha Silver. It fulfils the highest acoustic requirements as well as other physical properties. Even the installation and handling is light and easy. A room’s ambience can be easily designed and influenced by the coloured fleece surface.

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Attributes / Features

  • Building material class: A2-s1, d0 according to DIN EN 13501-01
  • Fire-resistance class: F30 - F90 according to DIN 4102 part 2 (according to test certificate)REI30 - REI90 according to EN 13501 part 2 (according to test certificate)
  • Sound absorption: DIN EN ISO 354αw = 1,00 (black) bzw. 0,95 (creme, silver) according to DIN EN ISO 11654NRC= 0,90 (black) bzw. 0,95 (creme, silver) according to ASTM C 423
  • Sound attenuation: Dn,f,w = 28 dB(19 mm Thickness, according to test certificate) according to DIN EN ISO 10848
  • Humidity resistance: up to 95% relative humidity
  • Light reflection: 3,8% (black)
  • Thermal conductivity: λ = 0,040 W/mK according to DIN 52612
  • Air permeability: PM1 (≤ 30 m³/hm²) according to DIN 18177
  • Colour: black, silver, creme