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EN1492:2012 requires the total ventilation area of a helmet to be greater than 4cm2 that VERTEX VENT can meet when there is no obstruction of ventilation holes
Optional shock absorbing protective cage
Other colors are available as a special order
KASK Helmets - Construction
and is fitted with a PVC shock pack for limiting fall arrest forces
Doughty Stage Curtain Track/SixTrack Kit - Line Operated System with Overlap Length:5m EN1492:2012 requires the total ventilationDoughty Stage Curtain Track Kit Line Operated System with Overlap Doughty Curtain Track, also called Six Track, is a modular stage curtain track system suitable for a wide range of stage and theatre applications. Six Track line operated systems can be installed in an overlap configuration, requiring the use of overlap brackets and twin guide pulleys (See the diagram). The recommended overlap length is approximately 1. 0m. This Stage Curtain Track Kit