A Robus Vulcan 24W LED Twin Linear Emergency Fitting. This extensive range of premium corrosion-proof fittings with a 5-year warranty and rated LED life of 50,000 hours replace single or twin T8, or equivalent T5 fluorescents. Providing the same mechanical performance as traditional corrosion proof fittings, they are one of the most efficient with efficacies up to 126lm/cctW, make energy savings of around 50% with long service life, and without the high costs associated with traditional tube changes and labour.