Stainless steel chimney liners are essential safety components that protect homes from fire hazards and structural damage. This comprehensive guide explores whether these liners are truly necessary, covering their benefits, types, installation process, and cost considerations. With professional insights and up-to-date statistics, we help homeowners make informed decisions about chimney safety. Whether you're maintaining a traditional fireplace or considering modern alternatives like our bioethanol or water vapor fireplaces, understanding chimney liner requirements is crucial for home safety, efficiency, and compliance with current building codes