Energy Questions Answered
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Fast Facts


Light emitting diodes (LEDs) can use 20% of the energy of halogens and 70% of the energy of compact fluorescents (CFLs).


Using appropriate dimmer bulbs with dimmer switches saves energy and can extend the life of the bulbs.


Recessed cans can allow heat to leave your living spaces unless they are rated for “insulation contact and air tightness” (ICAT).


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Lighting Tools and Tips