![](http://www.alamy.com/thumbs/6/F9827170-7562-4106-A7FA-3A0BDC779D27/EX12AC.jpg)
Green ventilation fan for sale
Size: 4928px × 3280px
Location: Hong Kong
Photo credit: © MB514 / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: 6, big, blades, close, close-, closeup, duct, engineering, equipment, fan, fans, green, industrial, industry, large, people, ventilation