What is a ductless bathroom fan?

Answer: One with a carbon filter to capture particles instead of disperse

Answer: it means there no ducking in the ceiling it goes thruogh the side of the bathroom

Answer: Bathroom without a fan

Answer: An exhaust fan

Answer: It is used where humidity is not a concern. Used to process air and help eliminate odors. Typical in half baths and where duct-work is impossible.

Answer: An exhaust fan that doesn't exhaust the air out of the house.

Answer: A Ductless fan is meant to pull moisture out of a bathroom, not really deal with odors. For odors they sometimes can be equipped with a carbon filter. It is intended to give a bit of negative pressure, but is definitely one of those "not a very good idea" designs.

Answer: A fan with a filter.

Answer: Circulation fan

Answer: Not sure

Answer: Ductless Ceiling/Wall Fan processes air to eliminate odors where ductwork is impossible or impractical. It is an easy to install solution for half baths or where humidity isn't a concern.

Answer: Special Duct Work is not required

Answer: one without a duct or installed in a window

Answer: Never heard of one

Answer: a fan that exhaust back into the room

Answer: used for 1/2 baths or where there is no moisture

Answer: fan with no duct work outside