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Celotex XR4200 General Purpose PIR Insulation Board - 2400 X 1200 X 200mm

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£130.62 Incl. VAT
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Are you after a highly versatile multi-purpose insulation board? Then have a look at Celotex XR4200 is suitable for multiple applications such as pitched, flat and solid floors, masonry walls and timber and steel framed systems. Made of sturdy polyisocyanurate (PIR), it's surprisingly easy to handle, cut and shape as you wish. You can fit between rafters and joists for a highly insulating layer of insulation that's not too thick. These excellent insulation boards deliver outstanding thermal performance, with an impressive thermal conductivity of 0.022 W/m.K which allows them to easily meet the required U-value.

Thanks to the low emissivity foil facing, thermal performance in sealed cavity air spaces is boosted, raising the potential U-value even further. Celotex XR4200 insulation boards are designed to Quality Management Standard ISO 9001:2015 and have a BBA (British Board of Agrement), giving you extra peace of mind. Additionally, they have a BRE (Building Research Establishment) Green Guide Rating of A, which will help improve your environmental performance. Altogether, this insulation board will give you substantial long-term energy savings.

Features & Benefits: Celotex XR4200 General Purpose PIR Insulation Board - 2400 X 1200 X 200mm

  • High performance PIR insulation board
  • Quick & easy to install
  • Can be used in various roof, wall and floor applications
  • Low emissivity foil facings for improved thermal insulation performance in cavity air spaces
  • BRE Green Guide Rating of A
  • BBA certified

Product Specification

  • Length: 2400mm
  • Width: 1200mm
  • Thickness: 200mm
  • Coverage: 2.88m2
  • R-Value: 9.05m2K/W
  • Maximum weight: 8.06kg/m2
  • Thermal conductivity: 0.022W/m.K, according to BS EN 13165 for factory made rigid polyurethane foam (PU) product
  • Compressive strength (kPa): CS(10\Y)140
  • Spread of flame: Euroclass E Reaction to Fire classification, according to BS EN 13501-1. Products with this level of classification are not provided with a rating for smoke emission.


Length 2400mm Thickness 200mm Width 1200mm


Thermal Conductivity 0.022 W/mK Edging Square Edge Facing Foil Product Type Board
Material PIR

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5 / 5 1 reviews
Michael Kime
5th April 2020
Quality product.
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Celotex XR4200 General Purpose PIR Insulation Board - 2400 X 1200 X 200mm

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