Wienerberger – Technical Information

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Wienerberger Certificates
All installers of the Porotherm Clay Construction Block system are required to be licensed and certified by Stellaria NZ Ltd (certifications below). If you would like to inquire about onsite training for your contractors, contact us.
Wienerberger Training Certificate Porotherm Clay Block Construction
Wienerberger Training Certificate Installation of plain and interlocking tiles
Aaron Falconer Training Certificate Cover Page
Adrian Wheeler Training Certificate Cover Page
Jeff Fairweather Training Certificate Cover Page
Josh Membry Training Certificate Cover Page
Omar Smith Training Certificate Cover Page
Environmental Product Declaration
Facing Bricks Clay Roof Tiles