Create the hole in the wall.
Fitting bathroom extractor fan wall.
Fit the aluminium ducting and fan according to the manufacturer s instructions and then seal around the fan ducting with cement and sand on the exterior wall and filler or plaster on the interior wall.
If you are fitting a fan in a new place you will need to make a hole in your wall to fit the ducting from the inside of the bathroom to the outside of the house.
Fitting the extractor fan in the wall.
In these cases fitting an extractor fan is an effective way to reduce condensation.
In this video i give a step by step guide of how to fit install and wire a bathroom.
Use some decorator s caulk to fill in any gaps between the fan and wall.
If you are fitting a fan in a new spot on the ceiling you will have to cut a hole through the ceiling and into the loft space.
How to fit and install a bathroom extractor fan with or without a timer.
From there the fan will have to be secured to either the floor or wall and connected via ducting to a vent in your bathroom ceiling and to ventilation that runs through the roof of your home or an outside wall.
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.
Now run wires from the junction box to the fused connector unit which should be fitted into the wall.
Steam in your bathroom and kitchen can also lead to damp if your ventilation is poor.
The wires should come down the side of the wall to the junction box.