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How to Clean a Bathroom Exhaust Fan

Lowe's Editorial Team

By Lowe's Editorial Team
Published November 21, 2024

An exhaust fan removes hot and humid air, reduces odor and keeps the room fresh and breathable. Our guide will help you with the steps on how to clean a bathroom exhaust fan.

How to Clean a Bathroom Exhaust Fan

By cleaning and maintaining the exhaust fan, you can keep your fan operating efficiently and safely. Here are the steps to follow to clean the bathroom exhaust fan.

Good to Know

A clean exhaust fan can keep away mold and protect your bathroom décor.

Detach the Fan Mesh Panel

Once you've switched off the power to the exhaust fan, carefully remove the plastic mesh panel that is in front of the fan. Most of the bathrooms and kitchens have a plastic mesh that acts as a filter.

Tip

Wear gloves and a face mask while starting the cleaning process and removing the mesh panel, it will help you save yourself from the dust falling on your face.

Caution

The dirt and grime on the filter can definitely affect the performance and longevity of the fan blades. 

Get Rid of the Loosely Attached Dust

The exhaust fan will not always have dirt just on the grille alone. Dust from the outside can also settle on the fan. This dust can be cleaned easily by simply wiping it with a lint-free or microfiber cleaning cloth.

Clean the Exhaust Fan

While the fan grille is drying, you can go ahead and clean the exhaust fan. Remove the motor carefully, taking out the screws that hold it intact. To clean the blades of the exhaust fan, use a wet sponge or cloth and dip it in the solution. With the help of the solution, wipe the grime off the blades.

Caution

Do not pour any liquid solution directly onto the blades, this will lead to excess moisture. This can cause harm to the electric components of the fan and can cause it to stop functioning.

Re-insert the Filter

Once the grille and the exhaust fan is completely dry and cleaned, re-insert the fan mesh. Ensure to secure the latches and hooks well. Lastly, switch on the fan to ensure it is working as it should.

Good to Know

An exhaust fan should be cleaned every 6 months this will make sure that dust and debris do not accumulate on the fan.

Frequently Asked Questions

1) How often should a bathroom exhaust fan be cleaned?

Bathroom exhaust fans should be cleaned every 3-6 months. This helps prevent the buildup of dust, mold, and mildew, which can reduce the fan's efficiency and lead to unpleasant odors. Turn off the power, remove the cover, and gently clean the fan blades and housing with a soft brush or cloth.

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