Kingspan Kooltherm Pipe Insulation can be used on different types of pipework, fire sleeves and pipe support sections.

Why Kingspan Kooltherm Pipe Insulation?

With a thermal conductivity of as low as 0.025 W/m2.K, Kingspan Kooltherm is the most thermally efficient commonly used insulation material.

Kingspan Kooltherm also has excellent fire and smoke performance characteristics. Our pipe insulation is FM approved as per Approval Standard Class 4924.

Kingspan Kooltherm has a fibre-free and closed cell insulation core, which has been manufactured with zero Ozone Depletion Potential and low Global Warming Potential.
  • Fibre-free core
  • Zero ODP & low GWP
  • FM Approved                        

Product Information

Product Data
Test Data
Management Standards
Fire and Smoke Performance
Environmental Data
BS 5422 – Thickness Calculator

Product Data

Property Value
Exposed Facing Low emissivity composite foil
Upper Facing Glass tissue
Core Premium performance fibre-free rigid thermoset phenolic insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).

Product Data

Test Standard Result
Thermal Conductivity (λ-Value) ​ EN 12667 0.025 W/m.K
Density BS EN 1602: 2013 37 K/m3
Compressive Strength BS EN 826: 1996 150 Kpa @ 10% compression
Cell Gas Analysis N/A CFC/HCFC-free

Management Standard

Standard Management Standard
ISO 9001:2008 Quality Management
ISO 14001:2008 Environmental Management
BS OHSAS 18001:2007 Health and Safety Management
ISO 50001: 2011 Energy Management

Product Data

Test Standard Result
FM Approval 4924 Approved
Surface Burning Characteristics ASTM E 84 Flame Spread Index of ≤25
Smoke Developed Index (SDI) of ≤50
Class 1/A

Environmental Data

Standard Result
Green Guide Rating A+
BES 6001 Excellent

Pipe Insulation Thickness Table Comparison to Control Heat Loss / Gain as per BS 5422:2009

Water at 5oC
Steel Pipe Size Kooltherm / Eqv
NB (mm) OD (mm) ε = 0.05 (silver)
10 17.2 20
15 21.3 20
20 26.9 20
25 33.7 25
32 42.4 25
40 48.3 25
50 60.3 25
65 76.1 30
80 88.9 30
100 114.3 35
125 139.7 35
150 168.3 35
200 219.1 40
250 273 40
300 323.9 40
350 355.6 45
400 406.4 45
450 457 45
500 508 45
600 610 50

Kingspan Kooltherm Pipe Insulation should be described in specifications as:

The pipe insulation shall be Kingspan Kooltherm Pipe Insulation ____ mm thick: comprising a fibre–free premium performance rigid thermoset phenolic insulation core faced on one side with a glass tissue based facing and the other with a reinforced aluminium foil. The Insulation core shall be 90% (or greater) closed cell structure.  The product shall be FM Approved to Class 4924. The product shall be manufactured: with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP); under a management system certified to ISO 9001: 2008, ISO 14001: 2004, BS / I.S. OHSAS 18001: 2007 and ISO 50001: 2011; by Kingspan Insulation and installed in accordance with the instructions issued by them.
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Download Product Information

Kooltherm Middle East Quick Guide Front Cover

Kooltherm Pipe Quick Guide

Kooltherm Pipe Global Installation Guide Front Cover

Kooltherm Pipe Install Guide

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Contact Information

Kingspan Insulation Middle East

Kingspan Insulation operates across the Middle East, Africa and Indian Subcontinent. Contact us to find your local representative. For any inquiries send an email to

Head Office

P.O. Box 113826, Dubai Investment Park 2

Dubai, U.A.E.

Tel: +971 4 889 1000

Fax: +971 4 883 8515