Important Information: For all updates and Celotex announcements since June 2017, please see the links below...  See more

Declared lambda values - Read more >

5000 Class 0 testing - Read more >

Rainscreen cladding & RS5000 - Read more >

Celotex Products

Comprehensive range of thicknesses - from as thin as 12mm through to 200mm.

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PIR Insulation Boards

Celotex products insulate countless buildings the length and breadth of the UK. Our solutions continue to make a difference not just by creating warm and comfortable environments, but by saving energy too. Every day, thousands of professionals choose Celotex. For them, Celotex is insulation. Plus, all Celotex products come with a suite of practical online tools, as well as exceptional before and after sales service.

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Based on your application choice Celotex recommend using one of the following products:

Product Name Thickness Range Sizes Lambda BBA
CW4000 40-100mm 1200 x 450mm 0.022 W/mK Tick Icon
GA4000 50-100mm 1200 x 2400mm 0.022 W/mK Tick Icon
PL4000 15-65mm 1200 x 2400mm 0.022 W/mK Tick Icon
RS5000 (Currently Suspended) 50-150mm 1200 x 2400mm 0.021 W/mK Tick Icon
TB4000 12-40mm 1200 x 2400mm 0.022 W/mK Tick Icon
XR4000 110-200mm 1200 x 2400mm 0.022 W/mK Tick Icon