is supported by readers and may earn an affiliate commission.

Rather have a pro do it for you?

How to Clean a Chimney Flashing

Step-by-Step Guide: Cleaning Your Chimney Flashing Like a Pro

Cleaning a chimney flashing is an important part of maintaining your chimney and ensuring that it is functioning properly. If you are unsure of how to clean a chimney flashing, follow these step-by-step instructions:

Step 1: Prepare for the cleaning process
Before you start cleaning your chimney flashing, make sure to wear protective gear such as gloves and safety goggles. Cover any nearby furniture or flooring with plastic sheets to protect them from debris.

Step 2: Inspect the chimney flashing
Inspect the chimney flashing for any damage or wear and tear. Look for any cracks, leaks, or rusted areas. If you find any damage, it is best to repair or replace the flashing before cleaning it.

Step 3: Remove debris
Use a brush or broom to remove any debris or leaves from the chimney flashing. Be sure to remove any debris that has accumulated around the flashing as well.

Step 4: Apply cleaning solution
Apply a cleaning solution to the chimney flashing. You can use a mixture of warm water and dish soap or a commercial chimney cleaning solution. Apply the solution to the flashing using a soft-bristled brush.

Step 5: Scrub the flashing
Using the soft-bristled brush, scrub the flashing gently but thoroughly. Be sure to pay attention to any areas that are particularly dirty or stained.

Step 6: Rinse the flashing
Rinse the flashing with a hose or bucket of water. Be sure to remove all the cleaning solution and any debris that may have been loosened during the cleaning process.

Step 7: Dry the flashing
Use a clean, dry cloth to dry the flashing. Be sure to remove any excess water to prevent rust or damage to the flashing.

Step 8: Inspect the flashing
Inspect the flashing again to ensure that it is clean and free of any damage. If you find any damage, be sure to repair or replace the flashing before using your chimney.

By following these step-by-step instructions, you can clean your chimney flashing and ensure that your chimney is functioning properly. Remember to inspect your chimney flashing regularly and clean it as needed to prevent any damage or issues with your chimney.