Several warning signs indicate your Palmyra chimney may need professional attention beyond routine cleaning. White staining on the exterior masonry, called efflorescence, suggests water infiltration that can cause serious structural damage over time. Inside your home, look for rust on the damper or firebox, water stains on walls or ceilings near the chimney, and any unusual odors coming from the fireplace. These often indicate problems with the chimney crown, flashing, or liner that require immediate attention. During operation, poor draft, smoke entering the room, or animals or birds getting into the chimney are clear signs of blockages or structural issues. Given Palmyra’s weather patterns, including freeze-thaw cycles and occasional severe storms, regular professional inspection is the best way to catch problems before they become expensive repairs.