You clean a bathroom exhaust fan by switching off the power, taking out the fan cover, cleaning the cover, using a vacuum, and wiping the fan blades. Performing regular exhaust fan cleaning is vital to maintaining its efficiency and prolonging its lifespan.
Learning the cleaning process can help identify when your exhaust fans will need professional maintenance or replacement. You can then get help from professional Bayside electrical service providers to install and replace bathroom exhaust fans in your home.
In this blog, we’ll talk about the steps to clean a bathroom exhaust fan and how often you should do it.
5 Essential Steps to Clean a Bathroom Exhaust Fan
The 5 essential steps to clean a bathroom exhaust fan are to switch off the power, take out the fan cover, clean the cover, vacuum the dust, and wipe the fan blades.
Step 1: Switch Off Power
Before starting, make sure to turn off the power supply to the exhaust fan. This can be done at the main switchboard or the individual circuit breaker. It’s crucial for safety, especially when working with electrical fixtures like pendant lights.
Want to know what is a pendant light? Check out our blog for more details.
Step 2: Take Out the Fan Cover
Gently remove the fan’s cover. This usually involves unclipping or unscrewing it from the base. Be cautious to not damage any clips or fastenings, as these are essential for reattaching the cover later.
Step 3: Clean the Cover
Soak the cover in warm, soapy water. This helps loosen grime and dust. Afterward, scrub it lightly with a soft brush or cloth. Rinse thoroughly and let it dry completely before reassembling.
Step 4: Vacuum Dust
Using a vacuum cleaner with a brush attachment, clear out any dust and debris from inside the fan housing. Ensure you cover all nooks and crannies to prevent dust accumulation, which can affect the fan’s efficiency.

Step 5: Wipe Fan Blades
Lastly, use a damp cloth to gently wipe the fan blades. This step removes any remaining dust and helps maintain optimal fan performance. After cleaning, ensure the blades are dry before turning the power back on.
Do I Need to Clean My Bathroom Exhaust Fans?
Yes, you need to clean your bathroom exhaust fans regularly. Any dust and grime that accumulates for a long time can significantly reduce their efficiency. When this happens, you can expect poor ventilation in your bathroom, which causes issues such as excess humidity and mould growth.
Getting your bathroom exhaust fans cleaned regularly will ensure that they operate effectively at all times. You’ll also help prevent moisture and odours that contribute to a healthier environment.
How Often Should I Clean a Bathroom Exhaust Fan?
You should clean a bathroom exhaust fan at least twice per year. Doing so will allow you to maintain its efficiency while preventing the build-up of dust and lint.
Frequent cleaning is necessary since these fans play a vital role in reducing odours and moisture in a bathroom.