Traditional Czech window and door manufacturer since 1994
Certifications earned by RI OKNA
![]() |
Czech windows Certificate of origin | This document certifies that all technological operations occurred in the Czech Republic in compliance with applicable standards and regulations. This certificate is granted by the Czech Window & Door Manufacturers Association. |
![]() |
ISO 9001 | Management System Certificate, attesting to constantly high production quality. |
![]() |
ISO 14001 | The company's environmental management system is a guarantee of the company's environmentally responsible behavior. |
![]() |
ISO 45001 | The occupational health and safety management system minimizes the risk of damage to the health of employees. |
![]() |
ISO 50001 | Systematic optimization of efficient energy management and reduction of energy intensity. |
Certifications
ISO 9001 ISO 14001 ISO 45001 ISO 50001