Mains voltage compact fluorescent low energy fire rated downlight. Pack includes:. Compact fluorescent downlight with integral electronic ballast. Compact fluorescent lamp - 13/18W, 4000K. White bezel trim included. 40 Lumens per Watt output allows compliance with the Building Regulations Approved document L1A/B requiring the use of energy efficient luminaires in dwellings. Integrated intumescent material completely seals the downlight and cut-out in the event of a fire. Tested in 30, 60 & 90 minute fire rated ceilings. Tested to BS476 Part 21. Tested to BS EN ISO 140-3:1995 & BS EN ISO 140-6:1998 (Acoustics) confirming that they maintain the ability for an internal or separating floor to provide sound insulation. Full range of accessories available to customise yo.