Prefabricated fireplaces, often referred to as “prefab” or “zero-clearance” fireplaces, are factory-built metal fireplace systems designed for safe, efficient installation in residential homes. Unlike traditional masonry fireplaces, these systems are manufactured offsite and installed by qualified chimney professionals or contractors, commonly during new home construction. The term zero-clearance means the fireplace is engineered to be safely installed within combustible walls and framing materials when all manufacturer-required clearances are properly followed. Because the fireplace and chimney system are specifically designed to operate together, prefabricated fireplaces provide an efficient heating solution without the need for a full masonry chimney structure. Whether you are installing a new wood-burning prefab fireplace or maintaining an existing unit, proper installation and routine inspections are essential for safety and performance. At Polar Bear Chimney Sweep, our team can ensure your fireplace system is installed according to factory specifications and operating exactly as designed. We also provide professional safety inspections for existing prefab fireplaces to verify proper installation, identify potential issues, and help ensure your system remains safe and efficient for years to come.