The best exhaust fan venting is through smooth rigid ducts with taped joints and screwed to a.
Exhaust fan venting into attic.
This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.
You should never exhaust the bathroom fan directly into the attic.
The correct way to vent a bathroom fan through an attic is to terminate the vent either to the roof or to the gable wall.
2 moisture droplets dripping from the exhaust fan or ducting.
Venting a bathroom exhaust fan into your attic is never a good idea here are three better options.
No you cannot vent your bathroom exhaust fan into the attic.
Installing a vent hood on the roof.
Start in the attic and drill a hole through the roof in the desired vent location.
Either way the vent will have to go directly to the outside and installed with a vent hood cover.
Condensate may also be dripping off the exterior surface of the vent duct in attic or crawl space.
Apply asphalt roof.
Vent exhaust fans through a roof hood roof vent hood details.
As warm moist air moves through a fans vent system in the attic the duct often become cooler especially in the winter thus condensate may form and drip back down through the fan itself.