صدای تهویه

Passenger jet interior loop - air hum. (2)

Train interior ambience - no passengers, ventilation hum, squeaking carts, rattling.

Underground train station - walla, train departure and arrival, ventilation hum, announcement

Garage interior with heater - turning on and off.

Truck, ventilation hose, pull

Moving train cabin interior - low rumble, ventilation, rattling compartment.

Train ride interior ambience - quiet, ventilation hum, light movement.

Factory ambience, warehouse room tone, air movement and ventilation

Express diesel train - riding ambience, turns, calm ventilation.

New York City subway - arrive, stop, leave, ventilation sounds, metal track clacking.

Water pipe - slow trickle, air hum, creepy.

Moving train corridor interior - ventilation hum.

Oakland subway station - train traffic, ventilation.

Room tone, ventilation hum 1.

Jeep Wrangler - vent slider operation, interior., close perspective.