After successfully completing this training you will receive an official GWO certificate from the First Aid Refresher, Working at Heights Refresher, Fire Awareness Refresher and Manual Action Refresher. The obtained certificates are also registered in WINDA, the online database for GWO training courses. In this database you will find all your obtained GWO certificates.
These certificates as well as the WINDA registration have a validity of 2 years and must be refreshed every two years. You do this repetition by (again) following the GWO refresher training.