Chimney Repair in Louisville

Louisville's winters are not gentle on masonry. The freeze-thaw cycle that runs from November into March takes water that's worked its way into mortar joints, freezes it, expands it, and pries the joint a little wider each time. Over years, the joints that were tight when the chimney was built become the joints that are letting water in and losing their grip on the surrounding brick. It's slow damage, mostly invisible from the ground, and it compounds until something obvious happens.

Chimney repointing, also called chimney tuckpointing, is the repair for deteriorated mortar joints. The old mortar gets ground out to a consistent depth and replaced with new material that restores the weatherproof seal between the bricks. Done correctly and matched to the mortar composition of the original construction, repointing extends the life of a chimney by decades. Done wrong, with the wrong mortar type or inadequate prep, the repair fails faster than the original mortar did.

Chimney spalling repair addresses brick faces that have fractured and separated from moisture intrusion. Spalling bricks are both a symptom and a cause of ongoing water damage. Once the face of a brick breaks off, the interior of the brick is exposed and the cycle accelerates. We replace spalled bricks and address the underlying water intrusion that caused the damage.

Chimney crown repair is one of the more common calls we get in Louisville. The crown is the concrete cap that covers the top of the chimney structure, sloping away from the flue opening to shed water off the masonry. Crowns crack from thermal cycling and age, and a cracked crown lets water pour directly into the chimney rather than around it. A crown that's cracking can often be sealed before it needs full replacement. One that's failed needs to be rebuilt.

Chimney leak repair is the category that brings a lot of homeowners to us after they've noticed water staining on the wall around the fireplace or moisture in the firebox after rain. Leaks usually trace back to a failed crown, deteriorated flashing where the chimney meets the roof, or mortar joints that have opened up enough to let water through. We find the source before we do any repair work.

Call us for chimney repair in Louisville.

Learn about our chimney liner repair and installation services in Louisville.