Double insulated lights are defined by not needing an earth wire and, for this reason, are most commonly found in older buildings. If you have an older property, it might be that double insulated lights are necessary for you. Here at Castlegate Lights, we’ve provided a large collection of stylish and functional double insulated lights for you to choose from, including double insulated ceiling lights, pendant lights and wall lights that suit a range of interior aesthetics. With a massive choice of lighting types, designs and finishes to explore, you can find the perfect double insulated lights for every room of your home.