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Fire-teK® WM 908 GGB
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Fire-teK® WM 908 GGB is a high-temperature resistant mineral wool wired mat covered with a black re-inforced aluminium facing that has been especially designed for fire protection in round ventilation ducts. Listed fire classes can be reached with mounting acc. to the installation manual. 

Knauf Insulation Fire-teK® WM 908 GGB is produced with ECOSE®Technology, a patented binder system, based entirely on renewable raw materials.

APPLICATION

  • Circular air ducts

The product is recommended for fire protection of the defined applications within
technical insulation:

  • Passive fire protection of circular air ducts.
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CE
RAL
EUCEB
Eurofins  GOLD Indoor Air Comfort
Eurofins
VKF
Material Melting Point
EPD
Fire-teK® WM 908 GGB
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product.tabs.documents

product.tabs.details

Fire-teK® WM 908 GGB is a high-temperature resistant mineral wool wired mat covered with a black re-inforced aluminium facing that has been especially designed for fire protection in round ventilation ducts. Listed fire classes can be reached with mounting acc. to the installation manual. 

Knauf Insulation Fire-teK® WM 908 GGB is produced with ECOSE®Technology, a patented binder system, based entirely on renewable raw materials.

APPLICATION

  • Circular air ducts

The product is recommended for fire protection of the defined applications within
technical insulation:

  • Passive fire protection of circular air ducts.

THERMAL CONDUCTIVITY CALCULATOR

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Technical data sheet Fire-teK WM 908 GGB
pdf/2 Dec 2025/322.3 KB
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Dop Fire-teK WM 908,909 GGB
pdf/21 Nov 2025/560.3 KB
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Spec. text Fire-teK WM 908 GGB
docx/9 Jun 2023/29.8 KB
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Fire-teK WM 908 GGB AEAI (VKF) -EI90_FR
pdf/2 Mar 2023/138.5 KB
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Packaging specifications Fire-teK WM_FM
pdf/15 Sep 2025/35.6 KB
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Eurofins 21001238-C_EN 11.8.2025
pdf/11 Aug 2025/2.8 MB
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product.technical_data

product.technical_data_headers.nameproduct.technical_data_headers.symbolproduct.technical_data_headers.performanceproduct.technical_data_headers.unitproduct.technical_data_headers.norm
Thermal conductivity (50ºC)0,040W/(mK)
Reaction to fireA1
Apparent density80kg/m3
FacingBlack aluminium
Product typeWired mat
Apparent densityEI60-EI120
Insulation solution for:HVAC