Engineering
8 years ago

Narrow Atria Reflect Daylight Downwards, Boosting Lower Floor Illumination

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Building Research & Information
Daylight in glazed spaces
Øyvind Aschehoug

Paper Summary

Window glazing in narrow and deep atria reflects daylight downwards like mirrors, increasing light levels on lower floors. Large windows on upper floors contribute more to lower floor lighting than standard glass reflectance suggests.

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