KOKS Academy - Certification
Candidates who pass for the courses operator and supervisor receive an unique numbered certificate from KOKS. The candidates for the instruction courses receive an unique numbered certificate of participation at the end of the day.
Operator high pressure, pressure/vacuum and tank cleaning:
Duration in years
| 1st certificate | Prolongation |
| 2 | 2 |
Supervisor high pressure, pressure/vacuum and tank cleaning:
Duration in years
| 1st certificate | Prolongation |
| 2 | 2 |
Machine instruction:
A certificate of participation is issued.
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KOKS Academy - Prolongation exam
Each certified person is entered into the KOKS database. 3 months before the expiry date of the certificate, the certified person receives a notification in regarding a prolongation exam (repetition). Prolongation of the certificate is possible by successfully passing a prolongation exam. 25 theoretical multiple-choice questions will be asked, of which at least 80% must be answered correctly.
