The Top 5 Signs Your Chimney Liner Needs Replacing

Your chimney liner is a critical safety component that protects your home from heat and harmful gases. But over time, it can wear down or become unsafe. Here are five clear signs it may need to be replaced:

1. Cracked or missing flue tiles – Often revealed during an inspection.

2. Excessive smoke in the home – A sign of poor airflow or leaks in the liner.

3. Rust or corrosion** – Especially on the damper or firebox.

4. Visible deterioration in the chimney structure – Water damage, crumbling bricks, or staining.

5. Strong odors – Especially after it rains, indicating moisture or creosote accumulation.

Benchmark Chimney Services installs durable stainless steel liners that meet all Baltimore building codes. With over 800 installations last year alone, we’ve got the experience and equipment to protect your home for years to come.