The Q-Explosion proof Perimeter Light is designed for Hazardous Area offshore facilities, compliant with CAP437 regulations, available in 230 VAC and 24 VDC configurations. Perimeter lights should be spaced not more than 3.0 m apart around the landing area of helidecks, with a maximum height of 25cm for helidecks where the D-value exceeds 16.00 m.