Bathroom Extractor Fan Installation Step By Step Guide

Bathroom Extractor Fan Installation

Have you ever wondered how to do the bathroom extractor fan installation at your home? If that is your case worry no more since there is a solution for you.

Below, there are well-detailed procedures on how to do bathroom extractor fan installation by yourself.

Basically, the fan is very useful in removing moisture and any bad smell from the atmosphere. According to building regulation, an extractor fan should be installed on either toilets, bathrooms, or even kitchens.


It’s also very essential in the shower as it has the ability to remove the moisture in the bathroom, therefore, improving the bathroom environment.

Bathroom extractor fan installation should be done efficiently to ensure you get quality results.


Materials And Tools Needed To Install A Bathroom Extractor Fan:

  • Extractor fan
  • Electrical wiring
  • Hacksaw
  • Plywood
  • Hammer
  • Stepladders
  • Masonry drill bits
  • Paper
  • Screwdriver
  • Spirit level
  • Switch
  • Access ladder
  • Drill
  • Pencil
  • Gloves
  • Goggles
  • Plasterboard saw
  • Chisel


How To Do It?

STEP 1 – This step involves preparations of bathroom extractor fan installation location. This step involves the preparation of where your fan will be positioned.


For the fan to work effectively it should be higher enough like 1.8 meters above your bathroom floor. Ensure the fan is located close to the source of the moisture. The fan should not be placed near the door or over a cooker.

STEP 2 – Check the cables. Cables should be checked using a cable detector which just costs a few bucks.

A cable detector makes it easy for you to identify where the wires are located in the walls. Using a wire detector reduces the chances of an accident happening.


STEP 3 – Check the wall where you are planning to install your fan. Ensure you look at any obstacle on the outside of the wall that can hinder you when installing it.

You should install your fan in a location where it won’t be able to force the fumes into the windows. Be aware that it will be hard for you to install the fan if there are obstacles such as a pipe in the wall.


STEP 4 – Mark the hole of fitting the fan. The hole size should be marked on the inner side of the wall.

To make it straightforward and easy for you when cutting the hole, you need to have a template kit, using a hammer drill, drill the hole through its center.


Almost Done

STEP 5 – In this step chipping out of the waste is done. Using a hammer and a chisel remove the waste. If you see rough areas in the hole you can trim them using a fine chisel.


STEP 6 – Ducting fitting is done. You will have to fit the ducting inside the drilled hole. Ensure that the ducting is flush with the wall and also it should be facing down to the ground.


STEP 7 – The Final step involves the wiring of the fan. The fan should be wired to a circuit breaker in case moisture enter inside the fan’s internal electrical system.

Then connect the fan to a waterproof and safe to use switch and you will be done with the installation.



In conclusion, bathroom extractor fan installation can be a simple task when done in the right way using the right tools. It’s therefore highly recommendable for you to use the above steps and you will love the results.


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