Agremente, avize si certificari
| Aviz tehnic teava PVC compact |  |
| Aviz tehnic teava PVC multistrat | |
| Agrement tehnic PVC Compact | |
| Agrement tehnic PVC Multistrat | |
| Certificat de calitate ISO 9001 | |
| Certificat de calitate ISO 14001 | |
| Certificat de calitate ISO 18001 | |
| Declaratie Angajament Conducere OLTGROUP | |
| Declaratie DG Politica Integrata | |
| Fisa Tehnica Teava - 1 (2016) | |
| Fisa Tehnica Teava - 2 (2016) | |
| Fisa Tehnica Tub - 1 (2016) | |
| Fisa Tehnica Tub - 1 (2016) | |