Chimney crown repair and rebuilds in Bryn Mawr
Local, family-owned crown repair for Bryn Mawr chimneys, with a free inspection, a written estimate first and a 100% satisfaction guarantee.
- Licensed & insured
- Locally run
- Family owned and operated
- Same-day service available
Every crown repair item, in writing, for Bryn Mawr
- Crack mapping across the whole crown surface
- Precast crown option where the chimney suits it
- Water staining on the chimney face below
- Roof access plan for the height and pitch
Chimney crown repair from the roof down
Renewing the sealant joint around the flue
Even a well-built crown has a soft joint where it meets the flue liner. That sealant ages in sun and heat, pulls away from the tile and opens a thin gap. Rain then runs straight down that gap into the chimney, even though the crown itself looks fine.
Sometimes the whole repair is cutting out the old sealant and installing new. It is a far smaller job than a new crown. Our technicians check this joint first because it is the simplest crown leak to fix and one of the easiest to overlook.
The right sealant for this joint stays flexible through heat and sun and sticks to both the crown and the tile. Our crew removes the old bead completely, cleans both faces and tools the new one so water runs away from the joint. The product name goes on your handover sheet.
Cracks that run through the crown
A crack you can see from the yard, or one that reaches the edge of the crown, often runs through its full thickness. Water goes straight through to the brick below, and the pieces on each side of the crack start moving on their own.
Deep cracks are where a patch stops being enough. Our pros look at how many there are, whether the pieces are loose and what the brick under them looks like. The written estimate explains whether a repair can hold or the crown should be replaced.
One way to judge a crack from the yard is to look at the brick below it. A dark streak or white deposit running down from a crown crack usually means water is passing all the way through. Mention it when you book and our technician follows that path during the inspection.
Crowns on concrete block chimneys
Many chimneys are built of concrete block, sometimes hidden under stucco or paint. Block has hollow cores, and a cracked crown lets rain drop straight into them. The water then travels down inside the wall where nobody can see it.
When we rebuild a crown on a block chimney, the top has to be solid enough to carry it. Our crew checks the top course and fills or caps the cores as needed before casting. The written estimate explains that extra prep before you agree to it.
Block chimneys usually carry a finish coat, and water in the cores shows up as cracks or stains in that finish. Once the crown is sound and the cores are capped, the finish can dry out, and any repair to it holds up much better.
Crown leaks versus flashing leaks
Flashing seals the joint where the chimney passes through the roof, and the crown seals the top. A leak at either spot can end up inside, but they usually show in different places. Flashing leaks tend to stain the ceiling or wall beside the chimney, while crown leaks show inside the flue or firebox.
Brick Industry Association guidance treats chimney flashing and the chimney top as separate details, and so do we. Our technicians check both and tell you which one is leaking. If both are, you see both on the estimate with their own prices.
Sometimes the answer is both, and the order matters. The crown usually gets fixed first because it sits at the top, and water from it can confuse any test of the flashing. Once the top is dry, a remaining leak points clearly at the roof joint.
Other work in Bryn Mawr
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Common questions about crown repair
Do I need to be home during the crown repair?
Someone needs to be home for the inspection so we can look at the fireplace from inside. For the repair itself we mostly work from the roof, so many homeowners leave the gate open and a phone number. We call you when the work is done and walk you through it.
Will your crew walk on my roof, and how do you protect it?
Yes, our crew handles all the roof access. We plan the path, lay protection under the work area and carry the old concrete down by hand. Before leaving, we clean the roof, the gutters near the chimney and the yard.
Request your free estimate
Share the job details and arrange a free inspection with our local team.
- Free inspection
- No hidden fees
- Family owned and operated
Need an answer now? Call (352) 675-6376
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