VELUX Commercial

JET steel grid system

For greater safety at workplaces and traffic routes


Safety from day one: the JET steel grid system is a safety system which is assembled ex-factory, and fulfils all relevant standards, provisions and specifications – for example the Workplace Directive ASR (Workplace Safety Regulation) A2.1 and DIN 4426: 2017-01.


These are effective as permanent and collective fall-through protection systems, and therefore provide protection at the highest possible level. They also comply with the strict legal requirements for occupational health and safety at work on the roof and effectively protect human lives.The system can also be retrofitted and even used in SHEV daylight systems without impairing thisfunction.

  • Steel tube system
  • Optional equipment as roller grate system is possible
  • Combination with SHEV and ventilation is possible
  • Industrial buildings
  • Commercial buildings
  • Office buildings
  • Administration buildings

Downloads for JET steel grid system