BREEAM Environmental Accreditation

The Green Guide is part of BREEAM (BRE Environmental Assessment Method), an accredited environmental rating scheme for buildings. It examines the relative environmental impacts of the construction materials commonly used in six different generic types (Commercial buildings, Educational, Healthcare, Retail, Domestic, Industrial).

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Our Celotex ranges achieve the following ratings

  • BRE Green Guide ratings
  • A+ rating - PL4000
  • A rating - TB4000, GA4000, XR4000 and CW4000

The certificate of approval can be downloaded here:

Celotex TB4000, GA4000, XR4000, CW4000, and PL4000



The ISOVER insulation ranges below achieve a summary rating of A+ within the Domestic, Health, Industrial, Commercial, Retail, and Education categories:

  • Acoustic Partition Roll (APR 1200)
  • Acoustic Slab
  • Cavity Wall Slab (CWS) 
  • Cladding Roll
  • Metac
  • Polterm Max Plus
  • RD Party Wall Roll
  • Spacesaver
  • Spacesaver Ready Cut
  • Spacesaver Lite
  • Spacesaver Plus
  • Steel Frame Infill Batt
  • Timber Frame Batt/Roll
  • Timber Frame Party Wall Roll
  • Unislab
  • CLIMCOVER Slab Alu2
  • CLIMCOVER Slab Standard
  • CLIMCOVER Roll Alu2
  • CLIMCOVER Roll Alu2 Strong