Assertion: fan's efficiency | /r/CapableOf | range at high speed
Facets:
Source sentences:
text: Notice the note beneath the actual data that states "Compare: 49" to 60" ceiling fans have airflow efficiencies ranging from approximately 51 to 176 cubic feet per minute per watt at high speed.
text: For fans that are less than 49" the note will read "Compare: 36" to 48" ceiling fans have airflow efficiencies ranging from approximately 71 to 86 cubic feet per minute per watt at high speed.