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Petzl A11 Vertex Vent

Petzl A11 Vertex Vent

The Petzl A11 Vertex vent helmet is the newest helmet in the Petzl line.  It is designed to meet the stringent ANSI certifications for work and rescue.  It is comfortable and vented to make an excellent helmet for work at height (note: provides no protection from electrical hazards).

  • Adjustable ventilation: 5 holes on each side, can be closed with 2 sliding shutters
  • Chin strap designed to decrease the risk of losing the helmet in case of impact during a fall (breaking strength of more than 50 daN, EN 12492 mountaineering helmet standard).
  • Polycarbonate shell, resistant to impact and wear (meets EN 397 industrial helmet standard and EN 12492 standard).
  • Meets optional requirements of the EN 397 standard:
    • lateral deformation,
    • use at low temperatures (down to - 30 °C).
  • Does not meet optional requirements of the EN 397 standard regarding:
    • electrical insulation,
    • molten metal splash (due to the ventilation holes).
  • Customizable:
    • side slots for mounting a face shield and/or standard hearing protection,
    • shell designed with clearance over the ears to accomodate hearing protection,
    • integral headlamp clips
  • Simple, complete adjustability:
    • a single adjustment wheel with 2 height positions adjusts the headband size,
    • chin strap position can be adjusted forward or backward,
    • position of straps around the ears can be adjusted (rear clip with 2 positions),
    • adjustable chin strap.
  • Comfortable:
    • polyester strap suspension,
    • thick foam headband (replaceable).

Technical specifications :

  • Head band adjustable from 53 to 63 cm
  • Available in white and red