1:20
Please enable Javscript
Industrial fan spinning
Please enable Javscript
0:20
Please enable Javscript
Domestic kitchen fan exhaust, very close
Please enable Javscript
0:50
Please enable Javscript
Fan winding up and running, lacks definition
Please enable Javscript
0:13
Please enable Javscript
Vent exhaust from industrial engineering building loop
Please enable Javscript
1:40
Please enable Javscript
Industrial fan spinning in the distance
Please enable Javscript
0:40
Please enable Javscript
Mine vent in the distance 1
Please enable Javscript
0:23
Please enable Javscript
Mine vent in the distance 2
Please enable Javscript
1:02
Please enable Javscript
Large vent turn on and run then a clunky off 1
Please enable Javscript
0:24
Please enable Javscript
Large vent bangs and clunks with swells
Please enable Javscript
0:19
Please enable Javscript
Large vent turn on and run then a clunky off 2
Please enable Javscript