There could be many reasons that your fireplace isn’t functioning correctly, and we want to help you solve the problem. Below is a list of potential issues and their respective solutions. Note that this list of problems/solutions is simplified, and a correct understanding of fireplaces requires an expert-level knowledge of airflow patterns.
The chimney crown covers the top opening of the chimney. Unlike chimney caps, the chimney crown covers the entire top of the chimney. They are essential because they protect the chimney structure from water exposure.
Having doors that open and close on your fireplace is an excellent way to keep air from going up the chimney and provide an added protection against cold air entering the room when you don’t have a fire burning.