Thermawall TW50

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Thermawall TW50 is a cavity wall insulation board with a thermal conductivity of 0.022 W/mK. It is easy to cut and handle, ensuring an efficient installation process and is available in a range of thicknesses. TW50 is partial fill cavity wall insulation.


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For further technical information and latest documents and certification refer to this link.

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More About Thermawall TW50

Product Highlights

  • High performance thermoset polyisocyanurate (PIR) insulation – thermal conductivity 0.022 W/mK
  • Clear cavity is maintained – resists moisture penetration
  • Low emissivity foil facings significantly increase the thermal resistance of the cavity
  • Lightweight insulation that is easy to cut, handle and install compared to some other commonly used insulants

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