Designed for silent operation, Greenheck’s new ceiling exhaust fan Models SP-80 and SP-110 feature EC motor technology. An adjustable low CFM setting allows precise adjustment to prevent over-ventilating and maximize efficiency, while an adjustable time delay sets how long the fan will run on high speed before returning to a continuous lower speed. Performance ranges from 30 to 110 cfm and up to 0.6 in. wg. Easy to install in new or retrofit construction, these models are suitable for applications such as rest rooms, offices and storage/janitorial rooms. Licensed to bear the AMCA Certifi ed Sound and Air Performance seal, these models are UL Listed and meet ASHRAE 62.2 and 62.1, LEED, ENERGY STARR Most Efficient, CA Title 24 and Washington State Energy Code. Greenheck is a global player in manufacturing and distributing air movement and control equipment. For more information, visit www.greenheck.com