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U-value: Meaning and Definition of

U-val•ue

Pronunciation: (y'val"y), [key]
— n.
  1. a measure of the flow of heat through an insulating or building material: the lower the U-value, the better the insulating ability. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
Uvalde uvarovite
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