Assertion: insulation's r value | /r/HasProperty | a measure of resistance
Facets:
value: to heat flow
type: TRANSITIVE-OBJECT
value: through a given thickness of material
type: OTHER
Source sentences:
text: R-value is a measure of resistance to heat flow through a given thickness of material.
text: Note: As you carefully weigh each of these options to determine which (or which combination) best works for your home, carefully consider a product’s R-value, which is a measurement of resistance to heat flow.