Chimney — Buy

: A built-in mesh screen that catches hot embers to prevent roof fires.

: A large metal pan that covers the entire top of a prefabricated or "factory-built" chimney. It seals the wooden structure (chase) surrounding the metal pipe. buy chimney

The piece you are looking for is most commonly called a . Depending on your specific chimney type and your goal (e.g., blocking rain, stopping birds, or improving airflow), it may also be referred to by more specific names. Common Names for Chimney Covers : A built-in mesh screen that catches hot

: A hood-shaped device often used to improve draft or prevent wind from blowing smoke back down the chimney (downdrafts). or improving airflow)