0:55
Hotel hallway air ambience - low rumble, hollow ventilation sound.
0:18
Hotel hall air conditioner - steady hum of fan.
0:45
Hotel bathroom ventilation - airy fan, high constant whine.
0:43
Hotel air conditioner - heavy fan, steady.
4:27
Room tone - ventilation, eerie movement noises, distant traffic and birdsong.
3:10
School corridor room tone - constant ventilation hum, distant voices.
4:47
Huge library ambience - sparse loitering and presence with some background ventilation and fan.
0:44
Rapid transit train, Toronto - fan vent, narrow.
0:23
Rapid transit train, Toronto - fan vent, full
2:20
New York City, apartment kitchen roomtone - loud AC hum, distant traffic.
1:27
Engine room tone - low, ominous hum.
1:30
Engine room tone - grating fan hum.
2:00
Engine room tone - loud airy hum.
2:56
Public bus interior - light walla, multiple stops, rattly.
2:38
Roomtone, ventilation room - noisy fans, pipes rattling. (2)
1:26
Engine room tone - low, large hum, muffled water trickles.
0:58
Engine room tone - high alarm-like buzz.