A failing radon fan can lead to increased radon levels in your home, posing health risks. Common signs include unusual noises, reduced airflow, or visible wear and tear. It's crucial to monitor these indicators, as they can affect the efficiency of your radon mitigation system. Regular maintenance and timely replacement are key to ensuring your home remains safe. Curious about how to assess your radon fan's performance or what steps to take next? Ask Improvi.ai for personalized guidance.