sun tunnel
noun1
A channel-shaped skylight with a reflective interior to allow sunlight to pass into a room that is not directly below the roof.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
A channel-shaped skylight with a reflective interior to allow sunlight to pass into a room that is not directly below the roof.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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