How to Fix Loose Bricks on a Chimney: What Every Brick Homeowner Needs to Know

https://yourhomify.com/brick-damage-warning-signs-for-homeowners/

The long and short of it is this: if you've spotted loose bricks on your chimney, you’re right to be concerned — but don’t panic and assume you’re staring down the barrel of a massive, wallet-busting project just yet