We're proud to have gained a number of accreditations and be able to provide our customers the assurance that our products are manufactured to the highest level of quality, having passed a series of comprehensive and rigorous assessments which ensures they're fit for purpose.
Accreditation/Certification/Association

Euroclass Reaction to Fire Classification
All of our glass mineral wool, wood wool boards and rock mineral wool slabs are non-combustible and achieve the best possible Euroclass A1 or A2,s1-d0 reaction to fire classification.

Eurofins Indoor Air Comfort Gold Certified
The Eurofins Gold certification for Indoor Air Comfort means our Glass and Rock Mineral Wool products are the best-in-class low emissions and are therefore good for indoor air quality.

Association for Specialist Fire Protection
We are a member of the Association for Specialist Fire Protection.

SCSS – Supply Chain Sustainability School
We have been awarded Gold status from Supply Chain Sustainability School

BES 6001
The BES6001 accreditation shows that our products have been made with constituent materials that have been responsibly sourced.

EN 15804
Our Environmental Product Declarations (EPD) are in line with the BRE and European standard EN 15804.

BBA Certification
The British Board of Agreement offers third party certification for the use of building products and systems in critical applications. We have a number of products certified, and are always seeking to increase our portfolio.


DECLARE.
Our Glass Mineral Wool product range has been awarded the DECLARE 'Red List Free' label. This allows product transparency disclosure that identifies where a product comes from, what it's made of, and where it goes at the end of its life.

PASSIVHAUS TRUST
We are a Patron member of the Passivhaus Trust in the UK; making an essential contribution to the Trust’s work, supporting in lobbying for policy changes, and informing the direction of campaigns and research at their annual Technical Panel.


EUCEB
An independent certification authority that
guarantees our Mineral Wool products are made of certified bio-soluble fibres.

'Red List' Free
Our entire Glass Mineral Wool range of products has been awarded the DECLARE 'Red List Free' label. This allows product transparency disclosure that identifies where a product comes from and what it is made of.

Made in Britain
As a member of the Made in Britain organisation, it helps customers identify that our Mineral Wool products are manufactured in the UK.

ConstructZero
Knauf Insulation has been selected as a net zero ‘Business Champion’ by the Construction Leadership Council and Department for Business, Energy and Industrial Strategy (BEIS) for the CO2nstructZero initiative

BRE Green Guide Rating A+
We have received the BRE Green Guide Rating A+ for the best environmental performance for the majority of our products.

BRE Green Guide Rating A-B
A number of our products are rated between A-B for their environmental performance by the BRE Green Guide.

BRE Green Guide Rating A
A number of our products are rated A for their environmental performance by the BRE Green Guide.

BRE Green Guide Rating B
A number of our products are rated B for their environmental performance by the BRE Green Guide.

BRE Green Guide Rating B-C
A number of our products are rated B-C for their environmental performance by the BRE Green Guide.

British Glass Member 2023-24
This is to certify that Knauf Insulation Limited is a member of British Glass – the body for the UK glass industry. As a member they contribute to fostering collaboration and innovation to secure a thriving, sustainable future for glass.