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 >

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Celotex NBS product clauses and specifications.

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NBS Plus is the industry-recognised specification tool used by over 45,000 architects and designers when incorporating specification clauses into their building designs. NBS Plus is used by 96 of the top 100 UK architectural practices. Celotex has recently renewed and updated its NBS Plus subscription.