Installing a bathroom fan with no attic is not much different from any other fan installation.
Exhaust fan bathroom attic.
There are wall mount exhaust fans as well as ceiling exhaust fans.
Wall mount fans are mounted on an external wall of a home and are used if there isn t a way to vent through the roof as in the case of a bathroom on the first floor of a home.
Ceiling fans vent either into the attic or outside through the roof.
It s just a matter of figuring out the best route for running the exhaust duct.
Bathroom fan sound levels.
When venting a bathroom exhaust fan make sure to vent the air to the outside rather than into your attic where it can cause mold and mildew to form.
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Options for venting a bathroom exhaust fan include best to worst.
Broan nutone ilfk2502 in line bathroom exhaust fan kit quiet white ventilation fan with vertical discharge energy star certified 250 cfm 4 5 out of 5 stars 22 269 27 269.
You should never exhaust the bathroom fan directly into the attic.
What is important is that the fan does its job of removing excess moisture that can lead to a multitude of problems from peeling paint to unhealthy mold and mildew.
No you cannot vent your bathroom exhaust fan into the attic.