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.
Gas fireplaces are typically direct vent. Direct vent fireplaces draw fresh air into the firebox from outside. Direct vent systems are the most popular today because they are convenient and safe. Homeowners that have direct vent fireplaces can be confident that all odors and pollutants are being vented outside of their home.