Lighting
Artificial lighting consumes almost 15% of a household's electricity use. Use of new lighting technologies can reduce lighting energy use in homes by 50%–75%.
You can reduce lighting energy use by selecting lighting and sources that use energy more efficiently, and by installing lighting controls.
Here you'll find the following information:
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Lighting principles and terms
Lighting performance and design factors to consider for energy efficiency.
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Lighting design
Basic indoor and outdoor lighting design principles and methods for energy efficiency.
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Types of Lighting
Lamp types to consider and compare for energy efficiency.
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Lighting controls
Controls to automatically turn lighting on and off as needed.
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Lamp and ballast replacement
Replacing lamps and/or ballasts in light fixtures to improve energy efficiency.
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Lighting maintenance
Basic maintenance to help keep your lights operating at their optimum energy efficiency.
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When to turn off your lights
Energy-saving advice for when to turn off incandescent and fluorescent lights.

