The Hydra is a practical & robust bulkhead, manufactured from polycarbonate, with a gloss white finish this fitting is suitable for both commercial and domestic applications. Each Hydra is fitted with industry standard Tridonic driver to deliver a reliable and flicker free product. LED tray supplied on a hinge, ensuring easy install. Available in a choice of standard, emergency and sensor options. Range boasts a choice of bezel finishes & shapes.