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| to a better understanding of energy-efficiency measures and technologies. Reading them will help you understand how they work, how they save energy and whether or not they may be appropriate to include in your building design or retrofit. |
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| published Wednesday, August 29, 2007 |
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is the use of windows, skylights, and shading devices to distribute natural light inside a building. Intended to provide amenable work and living environments, daylighting can also significantly reduce the need for electric lighting.
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| published Monday, August 27, 2007 |
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allows some of the electric lighting in a space to be switched off while maintaining a reasonably uniform distribution of light suitable for work.
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| published Monday, August 27, 2007 |
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is heating and cooling equipment that meets a higher efficiency rating than federal appliance standards require.
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| published Monday, August 27, 2007 |
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reduce energy consumption by controlling motor speed and reducing it to match the actual load.
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| published Monday, August 27, 2007 |
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detect movement to determine when a space is occupied. They can switch off lights, HVAC equipment, or appliances when the space is unoccupied.
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| published Monday, August 27, 2007 |
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reduce air conditioner load by cooling the air that surrounds air conditioner condensers.
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| published Monday, August 27, 2007 |
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reduce cooling energy consumption by allowing cool outside air into buildings, which reduces or eliminates the need for mechanical cooling.
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| published Monday, August 27, 2007 |
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have a combination of reflectance and emittance properties that keep them cool on hot days. They reduce the cooling loads of buildings, especially during peak times.
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