2015LST EN 13659-2015 Shutters and external venetian blinds - Performance requirements including safety
2004LST EN 14134-2004 Ventilation for buildings - Performance testing and installation checks of residential ventilation systems
LST EN 14134-2004 Ventilation for buildings - Performance testing and installation checks of residential ventilation systems was changed to LST EN 13659-2015 Shutters and external venetian blinds - Performance requirements including safety.