Thermawall TW55 Framing Insulation Board


High performance insulation for Timber and steel framing systems offering thermal conductivity 0.022 W/m.K

What are the benefit of Thermawall TW55?
  • High performance rigid thermoset insulation
  • Can be used between studs or as an insulating sheathing
  • Suitable for use with timber frame and steel frame wall constructions
  • Unaffected by air infiltration
  • Resistant to the passage of water vapour
  •  Easy to handle and install
  •  Ideal for new build or refurbishment
  •  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 TW55 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 2.4 m

How can we help you?

Other Therma Range Products

Case Studies

Do you need help or advice on a project?

Contact our experienced technical services department today.

Get in touch

Kingspan Insulation Ltd.

Bree Industrial Estate


Co. Monaghan

A75 X966

Tel: +353 (0) 42 979 5000