Celotex is a leading manufacturer of high-performance polyisocyanurate (PIR) thermal insulation boards in the UK. As such, when you choose Celotex insulation, you are accessing an unrivalled product and service package that has evolved through a process of constant innovation spanning eight decades. All of our products are manufactured at our two production facilities, Hadleigh in Suffolk and Eggborough in Yorkshire

The evolution continues with intensive product development to ensure that our product range provides thermal insulation solutions that meet the requirements of current legislation as well as the demands of building professionals, specifiers and users. 

These developments are represented in our depth of product offer; our range encompasses the thinnest and thickest boards available to the construction industry, with boards from 12mm to 200mm thick available from stock. 

Celotex is part of the Soprema Group, having been acquired in January 2024.

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