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Department of the Interior

Replace all fluorescent tubes with LED-tubes

LED-tubes are direct replacements for fluorescent tubes, but do not need ballasts. Thus, LED-tubes can be used in existing fluorescent fixtures (once ballasts are removed), and save about 75% electricity compared to the fluorescent tubes. There are numerous manufacturers, the LED-tubes have 4-6 times longer lifespan than fluorescent, and contain no mercury. The only downsides are: the upfront cost, which is substantially... more »

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