Can Bathroom Fan Be Vented Into Attic. Each bathroom has its own exhaust fan. If you vent the bathroom exhaust fan to close to the soffit vents which are vented plates under your homes outer edge and roof your home the air can be sucked right back into the attic from the soffit.
You could also take it and you could drop it into a soffit but you have to actually bring it through the soffit again into a grid so that its not obstructed. If you have two bathrooms that are close together and one has an. In all cases the ducting needs to conduct the exchaust to the building exterior and needs to terminate in an animal-proof vent cover.
Venting the moist air from the bathrooms into the attic even if the attic is vented properly will increase the humidity levels there which will cause.
No you cannot vent your bathroom exhaust fan into the attic. Both bathrooms are vented by a single in-line fan that has one exhaust vent running through the roof. A few years back when I was relocating the home inspector wrote me up for my bathroom fans venting directly into the attic. Bathroom fan vent code requirements include no venting to attic areas to help reduce mold or structural problems.
