Vent your bath and kitchen exhaust fans through the roof through a special roof hood.
Venting attic bathroom fan.
A grille in each bathroom attaches to ducts which then fasten to a y connector at the fan.
Can you vent a bathroom exhaust fan into the soffit vents.
No you cannot vent the bathroom exhaust fan into the soffit vents.
The lowdown on venting your bath fan into an attic is that it can be done but it should terminate on the outside.
Bathroom exhaust fans perform an important function by removing excess moisture from your home.
This setup requires an in line centrifugal fan mounted in the attic drawing air simultaneously from both bathrooms see photo.
But while you can t have two fans with one vent you can make one fan and one vent serve two bathrooms.
Venting through a roof vent or exhausting them in the attic could cause moisture problems and rot.
The truth about attic bathroom venting.
The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a special vent hood.
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.
Bathroom exhaust fan venting code summary section r303 3.
I would by lying if i told you that it will cause problems it may be totally fine.