Home > Companies > Kingspan Insulation > Kooltherm® K103 Floorboard

Premium performance rigid phenolic insulation board for floors. It is manufactured under a management system certified to ISO 9001: 2008 (Quality Management Systems. Requirements), ISO 14001: 2004 (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). The plasterboard is also manufactured in accordance with the Harmonised Standard BS EN 13166: 2012 (Thermal insulation products for buildings. Factory made phenolic foam (PF) products. Specification).

Standard product features

Board size:

  • Length: 2.4 m.
  • Width: 1.2 m.


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


Premium performance rigid thermoset fibre-free phenolic insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).

Thermal conductivity:

0.018 W/m.K.

Fire performance:

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

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-45-65/420 Phenolic foam board

Product specification

An important note about specifying



Kingspan Insulation


+44 (0)1544 388601

Product reference

Kingspan Kooltherm® K103 Floorboard

Insulation thickness

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Manufacturer details

Kingspan Insulation Ltd,
Herefordshire, HR6 9LA
Tel +44 (0)1544 388601
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