How Chimney Inspections Help Homeowners Prevent Costly SurprisesMost chimney problems begin in places homeowners cannot easily see. A flue liner may develop a crack, mortar joints can weaken above the roofline, or debris may collect where a flashlight from the firebox cannot reach. What a Chimney Evaluation Can RevealA chimney assessment may identify issues involving the cap, crown, flashing, masonry, damper, smoke chamber, flue liner, or firebox. A qualified chimney inspection service can help determine whether the system is ready to return to service. Understanding the Role of the Flue LinerThe flue liner creates a contained path for heat and combustion products.