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Thermo-teK FM 040-060
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Thermo-teK FM 040–060 is an unfaced, durable and resistant Rock Mineral Wool felt mat, used as universal solution for lining or multi-layer insulations. Depending on the density, it is recommended for use at temperatures up to 250 °C. 
Knauf Insulation Thermo-teK FM 040–060 is produced with ECOSE® Technology, a patented binder system, based entirely on renewable raw materials.
 

APPLICATION

  • Rectangular air ducts – outside insulation
  • Circular air ducts – outside insulation
  • Ducts in technical & acoustic rooms

The product is recommended for thermal and sound insulation of defined Thermo-teK applications within technical insulation where:

  • Mechanical resistance is required
  • Lining or multi-layer insulation is needed

Remark on certificates:

  •  EPD valid for FM 050
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CE
RAL
EUCEB
Eurofins  GOLD Indoor Air Comfort
Material Melting Point
EPD
Thermo-teK FM 040-060
Description & Details
Documents

Description & Details

Thermo-teK FM 040–060 is an unfaced, durable and resistant Rock Mineral Wool felt mat, used as universal solution for lining or multi-layer insulations. Depending on the density, it is recommended for use at temperatures up to 250 °C. 
Knauf Insulation Thermo-teK FM 040–060 is produced with ECOSE® Technology, a patented binder system, based entirely on renewable raw materials.
 

APPLICATION

  • Rectangular air ducts – outside insulation
  • Circular air ducts – outside insulation
  • Ducts in technical & acoustic rooms

The product is recommended for thermal and sound insulation of defined Thermo-teK applications within technical insulation where:

  • Mechanical resistance is required
  • Lining or multi-layer insulation is needed

Remark on certificates:

  •  EPD valid for FM 050

THERMAL CONDUCTIVITY CALCULATOR

Downloads

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Technical Data Sheets
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DoP Thermo-teK FM 040/ALU
pdf/24 Sep 2024/610.3 KB
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DoP Thermo-teK FM 050,060/ALU
pdf/26 Nov 2024/669.5 KB
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Knauf Insulation TS Product catalogue _EN 2025
pdf/10 Oct 2025/8.2 MB
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Spec. texts Thermo-teK FM 040-050-060 EN
docx/4 Apr 2022/23.5 KB
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Technical data sheet Thermo-teK FM 040 - 060
pdf/2 Dec 2025/297.6 KB
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Packaging specifications Thermo-teK FM
pdf/15 Sep 2025/34.3 KB
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KITS_EPD Thermo-teK FM 050
pdf/7 Oct 2025/951.1 KB
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Technical data

Attribute nameSymbolValueUnitNorm
Reaction to fireA1
Maximum service temperature250°C
Apparent density40-60kg/m3
Product typeFelt mat
Thermal conductivity (10ºC)0,035-0,037W/(mK)
Thermal conductivity (40ºC)
Insulation solution for:HVAC