Assertion: damper | /r/CapableOf | remain open
Facets:
value: all the time
type: TEMPORAL
value: slightly
type: DEGREE
Source sentences:
text: When the furnace starts up, the damper usually swings open and remains slightly open while the burner is on.
text: The damper may remain open when the burner is not in use, increasing heating costs, or the damper may not open sufficiently, reducing the volume of air available for draft purposes.
text: The damper in a gas fireplace should remain open all the time.