High strength polycarbonate shell that protects against impact (EN 12492 and EN 397 standards).
Ventilation holes with sliding shutters allow the ventilation to be adjusted as needed (Helmet does not meet all optional requirements of the EN 397 standard concerning electrical insulation and molten metal splash)
Shell has side slots that can be used for mounting hearing and/or face protection
Four clips for mounting a headlamp
Webbing suspension system guarantees optimal comfort
Headband adjustable in circumference and height
Optional thick headband for a custom fit
Headband adjustment wheel is easy to use, even while wearing gloves
Chinstrap designed to reduce the risk of the helmet coming off as a result of an impact during a fall: it has a breaking strength greater than 50 daN (EN 12492 mountaineering helmet standard).
The Petzl A11 Vertex Ventilated Helmet is used for work-at-height and rescue operations.
Features and Benefits:
Order Information: Yellow and White Helmets are usually in stock. All other colors will ship within about 5 business days.
Product Reviews for Petzl A11 Vertex Vent Helmet