Petzl Vertex Best Vertex Best is a great all round helmet. It meets all the requirements of the optional standard EN397 for use at cold temperatures protection against molten metal splash, electrical insulation and lateral deformation. Helmet specifications...

Petzl Vertex Vent The Vertex Vent is an excellent helmet for use in hot conditions. It confirms to all the lateral deformation standard but does not meet the electrical insulation or molten metal splash standard. The vents can be closed for use in cold or windy conditions. Helmet specifications...

Petzl Vertex ST The Vertex ST meets all the requirements of the standard EN397 and has a reduced release strain on the chin strap of 15-25kg. High quality groundwork, confined space or construction workers helmet. Not suitable for work at height. Helmet specifications...

All Petzl Vertex helmets have the useful integration and adjustment as seen below.

See video on how to make adjustments

Petzl Helmet inspection video

Helmet Accessory Compatibility Listings
(Please note that this list is not exhaustive, nor does it in any way guarantee the compatibility of any of the items contained in these tables. They are to be used as a guide produced from practical fitting on a selection of Vertex Best and Vent helmets from a typical year 2005 production batch.)

 

Edelrid Arborlight Work   EN397 EN352  The Arborlight Work is designed for use in general rope access and fall arrest situations. The helmet  also features Peltor ear defenders H31 average sound isolation (SNR): 28 dB (A) can also be fitted  with a visor. To fit head sizes 54 - 60 cm Weighs 650g Available in either red or white View Models fitted with Visors