Ventilation System - Grex G4.2 Pro Kinetic N Com Seguridad E Instrucciones

VENTILATION SYSTEM

The exclusive ventilation system, complete and extremely effective, makes the best
use of three different air flows: one front air intake, two upper ones and two rear air
extractors.
These ensure optimum air circulation inside the helmet.
A Completely closed system (Closed front air intake and closed upper air intakes)
(Fig. 23A)
B Completely open system (Open front air intake and open upper air intakes)
(Fig. 23B).
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