How To Fix Bathroom Exhaust Fan Leaking Water

Discovering water leaking from your bathroom exhaust fan can be a disconcerting issue. Fortunately, it's often a problem with an easy fix. Here's a comprehensive guide to identify and address the issue effectively:

1. Inspect the Ductwork

Leaking water is commonly caused by condensation accumulating in the exhaust ductwork. Over time, this condensation can cause corrosion or damage to the ductwork, leading to leaks. Inspect the ductwork for any cracks, holes, or loose joints that may be allowing water to seep out.

2. Check the Exhaust Fan Housing

Water leaking from the exhaust fan housing suggests a damaged or cracked housing. Remove the housing and examine it thoroughly for any signs of damage. If the housing is damaged, it will need to be replaced.

3. Examine the Exhaust Fan Motor

A faulty exhaust fan motor can also contribute to water leaks. A leaking motor seal can allow water to seep into the housing and eventually leak out. Check the motor for any signs of damage or leaks.

4. Clean the Exhaust Fan

Accumulated dust and debris can clog the exhaust fan, restricting airflow and causing condensation to build up. Clean the exhaust fan regularly using a vacuum cleaner and a damp cloth to remove any obstructions.

5. Ensure Proper Ventilation

Inadequate ventilation in the bathroom can lead to excess moisture, contributing to water leaks from the exhaust fan. Ensure that the bathroom has a window or an additional ventilation system to promote air circulation.

6. Adjust the Exhaust Fan Speed

A correctly sized exhaust fan operating at the ideal speed will efficiently remove excess moisture from the bathroom. Adjust the fan speed as necessary to ensure optimal performance.

7. Check the Duct Termination

The duct termination should be located outside the building and sloped downwards to prevent water from accumulating. Inspect the duct termination to ensure it's not clogged or damaged.

8. Replace the Exhaust Fan

If the above steps fail to resolve the leak, it may be necessary to replace the entire exhaust fan. Consider purchasing a fan with a higher CFM (cubic feet per minute) rating for improved moisture removal.

9. Contact a Professional

If you're uncomfortable with any of the troubleshooting steps or if the leak persists, it's advisable to contact a qualified electrician or HVAC technician for assistance.