This Robus twin 25W LED batten is the ideal replacement for 2x36W T8 fluorescent fittings due to it39s 4840 lumen output and low power usage. The scholar range of fittings are IP44 rated making them suitable for most environments including some where moisture is present locations where these are commonly used are corridors stairways work stations storage areas and more. It has a high impact rating of IK08 making sure it is suitable for public or high traffic spaces. It comes with a 5 year warranty period from the date of dispatch and on average each fitting lasts approximately 50000 hours.