Meaning Of The Word R-value
What's the definition of R-value? Find R-value meanings, definitions and more at the Real Dictionary online.
R-value Meaning
| R-value Definition |
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What's The Definition Of R-value?
R-value in American English
a measurement indicating the resistance of a given thickness of material, esp. insulating material, to the flow of heat: the higher the R-value, the greater the insulation noun: a measure of the resistance of an insulating or building material to heat flow, expressed as R-11, R-20, and so on; the higher the number, the greater the resistance to heat flow |
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