Quality and Environment

The Navarra – Extrusão de Alumínio S.A. is certified according to standard NP EN ISO 9001:2008, in the scope of the "extrusion of aluminium profiles".

It was also granted the use of international quality brands for anodised and thermal insulated aluminium: QUALANOD and QUALICOAT.

The quality control of the manufacturing process and final product is guaranteed:
  • By duly equipped internal laboratories;
  • By several control points along the production line;
This entire quality control process is audited two to five times per year, with no prior notice, by the National Laboratory for Civil Engineering (LNEC).