Cavity Wall Insulation Board 1200 x 450 x 75mm (T&G)

Xtratherm Thin-R Partial Fill Cavity Wall XT/CW. This insulation board is specifically designed to provide high performance insulation for partial fill cavity wall applications. This foil-faced rigid insulation board has robust tongue and groove profile to prevent heat loss at joints.


  • Size: 1200 x 450mm
  • Thickness: 70mm
  • BBA Certified Thermal Conductivity: 0.022 W/mK
  • Usage: Partial Fill Cavity Wall
  • Profile: Tongue & Groove
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