Ceiling mounted fans typically use ducts hidden in the walls ceiling or attic to reach a safe exit point on the roof or a wall.
Fitting extractor fan roof vent.
Ventilation in your roof space if you have a standard pitched roof the simplest way to ventilate it is to fit plastic vents in the soffit board.
Apply a bead of asphalt roof cement on the bottom of the vent.
I can feel some water around the metal wrapping of the vent where there is an opening.
Steam in your bathroom and kitchen can also lead to damp if your ventilation is poor.
Http www fixmyroof co uk roof vents this video shows how easy it is these days to install and fit roof ventilation with dedicated roof tile vents as a dire.
In these cases fitting an extractor fan is an effective way to reduce condensation.
The lower half of the flange sits on top of the shingles.
Nail the lower corners with roofing nails and tar the heads.
Exhaust fans mounted on an exterior wall vent directly outside without any ductwork required.
An exhaust fan replacement is fairly straightforward since the existing wiring and duct work can often be utilized.