Porotherm Endorsements

CTMNC (France) - READ MORE...

Thermal Test Certificate - READ MORE...

Argeton Endorsements

General Technical Approval for Germany - READ MORE...

Environmental Product Declaration

Facing Bricks - READ MORE...

Clay Roof Tiles - READ MORE...

Porotherm R25 Th+ (translated from French) - READ MORE...

Certifications & Labels

Excell Zone Verte - Green Certificate for indoor air quality - READ MORE...  

The Environmental and Sanitary Declaration (FDES) - READ MORE... 

Natureplus - "Natureplus is an international label of quality for sustainable building and accommodation products, tested for health, environmental-friendliness and functionality" - READ MORE... 

Sentinel-Haus Institut - European center for healthy building skills - READ MORE...

Qualitel Label - deals with issues relating to acoustics, thermal efficiency, comfort equipment and project economics - READ MORE... 

Cradle to Cradle (bronze) Certificate for Porotherm (Belgium)- READ MORE...

All installers of the POROTHERM Clay Construction Block system are required to be licensed & certified by Stellaria NZ Ltd.