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EERE » BTO » Building America » Solution Center Home » Image Gallery » Light tubes are installed in hallways and closets to bring natural daylight into the home, even in areas that do not have direct windows.

Light tubes are installed in hallways and closets to bring natural daylight into the home, even in areas that do not have direct windows.

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Light tubes are installed in hallways and closets to bring natural daylight into the home, even in areas that do not have direct windows.

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