Thermawall TW50 Cavity Wall Insulation Board

DE-TW50 Stufenfalz

High Performance Parital Fill Cavity Wall Insulation which offers thermal conductivity 0.022 W/m.K

What are the benefits of Thermawall TW50?
  • High performance rigid thermoset insulation
  • Clear cavity is maintained – resists moisture penetration
  • Low emissivity foil facings significantly increase the thermal resistance of the cavity
  • Meets NHBC technical requirements when used with a 50 mm 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

Product brochure

Our product brochures include U-value tables, handling advice and installation guidance.

Therma TW50 Brochure

Product information

Product details
Product Literature


Thermal conductivity 0.022 W/m.K
Facings Composite foil
Core High performance rigid thermoset polyisocyanurate (PIR) insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).
Board size 1.2 x 0.45 m

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Get in touch

Kingspan Insulation Ltd.

Bree Industrial Estate


Co. Monaghan

A75 X966

Tel: +353 (0) 42 979 5000