Assertion: radiant barrier | /r/CapableOf | face an air space
Facets:
value: at at least one side
type: MANNER
value: in order to control the radiant heat
type: PURPOSE
Source sentences:
text: For example, if a radiant barrier has a reflectivity of 96%, that same radiant barrier will only emit 4% of heat from itself on the side facing an air space.
text: Radiant heat transfer is the movement of heat ACROSS and air space therefore, in order to control the radiant heat, a radiant barrier must be facing an air space at at least one side.