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Kingspan Thermawall TW50 Insulation Board 40mm - 6.48m2 Pack

Product code: 915725
Brand: Kingspan
Estimated delivery: 7-10 Days
£68.93 inc vat
£57.44 ex vat
  • 1+ £68.93
    inc vat
    ex vat
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High performance partial fill cavity wall insulation.

Kingspan Thermawall TW50 is a high-performance insulation with a fibre-free rigid thermoset polyisocyanurate (PIR) core. It is used to insulate cavity walls and has a thermal conductivity of 0.022 W/m-K.

Benefits of Thermawall TW50

  • Clear cavity is maintained – resists moisture penetration
  • Low emissivity foil facings significantly increase the thermal resistance of the cavity
  • Meets NHCB technical requirements when used with a 50mm residual cavity
  • Unaffected by air infiltration
  • Easy to handle and install
  • Non-deleterious material
  • Manufactured with a blowing agent that has zero ODP and low GWP


Length: 1200mm
Width: 450mm
Thickness: 40mm
Pack Size: 12
Coverage: 6.48m2
Thermal Conductivity: 0.022 W/mK
Thermal Resistance: 1.80 m2K/W
Facings: Low emissivity composite foil
Green Guide Rating: A+

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