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Kingspan Thermawall TW53

Kingspan Thermawall TW53 is CFC / HCFC free and is manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP).

Kingspan Thermawall TW53 is manufactured under a management system certified to ISO 9001: 2015 (Quality Management Systems. Requirements), ISO 14001: 2015 (Environmental Management Systems. Requirements), BS OHSAS 18001: 2007 (Occupational Health & Safety Management Systems. Requirements) and ISO 50001: 2011 (Energy Management Systems. Requirements with guidance for use).

Kingspan Thermawall TW53 is also manufactured in accordance with the Harmonised Standard BS EN 13165: 2001 (Thermal insulation products for buildings- Factory made rigid polyurethane foam (PUR) products- Specification).

General information

Rigid thermoset polyisocyanurate (PIR) insulant




1200 x 600 x 20 mm

1200 x 600 x 50 mm

1200 x 600 x 60 mm

1200 x 600 x 70 mm

1200 x 600 x 80 mm

Uniclass 2015
Pr_25_71_63_66 Polyisocyanurate (PIR) foam boardsPrimary

M21/20 External wall insulation system

M21/210 External wall insulation system

Specification data - Polyisocyanurate (PIR) foam boards
Product Reference

Kingspan Thermawall TW 53


___ mm

Refer to manufacturer's literature or Technical Services department for details of available thicknesses.

Standard product features

Board size:

  • Length: 1.2 m.
  • Width: 0.6 m.


Faced both sides with a glass tissue based facing autohesively bonded to the core during manufacture.

Thermal conductivity:

  • Insulation thicknesses <80 mm: 0.027 W/m·K.
  • Insulation thicknesses 80–119 mm: 0.026 W/m·K.
  • Insulation thickness ≥120 mm: 0.025 W/m·K.

Fire performance:

Details on the fire performance of Kingspan Insulation products may be obtained from the Kingspan Insulation Technical Service Department.

Responsible sourcing:

Certified to BES 6001 (Framework Standard for the Responsible Sourcing of Construction Products) for boards produced at Kingspan Insulation’s Pembridge and Selby manufacturing facilities.

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