The crown does the quiet work.

The crown is the concrete surface at the very top of your chimney — the part that sheds rain and snow away from everything below it. When it cracks, the whole chimney starts taking on water. We photograph it, explain it, and repair it at the right scope.

Photos first, scope in writing. You'll see roofline shots of your actual crown before anyone decides between repairing it and rebuilding it — because that decision belongs to the evidence, not the pitch.

Pick a date and arrival window online — we confirm before we arrive.

Licensed & insured — Connecticut Photo-documented findings Scope in writing before work begins
A chimney crown being resurfaced at the top of a masonry chimney
Crown work at the roofline Illustrative

What a crown is and why it fails

The crown is your chimney's roof: a sloped concrete top surface that sends water off the edges instead of down into the masonry. It works in silence — until it doesn't.

Concrete at the top of a chimney lives a hard life: full sun, driving rain, and every freeze-thaw cycle Connecticut can offer. Hairline cracks open first, then widen a little more each winter as water gets in and freezes. Once the crown stops shedding water, the trouble travels downward — showing up as stains inside the house and damaged masonry in the courses below the top.

Cracked concrete crown on top of a brick chimney
Fig. 01 — Cracking across a crown surface Illustrative

Repair or replace — the photos make the call

Crown work has two honest outcomes, and one common mix-up worth naming. Here's the ladder we actually use.

Seal and repairFor minor surface cracking — sealing or patching restores the water shed while the crown is still structurally sound
Rebuild the crownWhen deterioration is structural — large cracks, missing sections, crumbling edges — a new crown is the fix that actually holds
Waterproofing is a different treatmentIt protects the brick and mortar below the crown, not the crown itself — see our chimney waterproofing page for that side of the job

Signs the crown is failing

Visible cracks in the roofline photoCracks across the crown surface — hairline or open — are the most direct evidence there is.
Cracking
Water pooling on the chimney topA sound crown is sloped to shed water. Standing water means the slope or the surface has failed.
Ponding
Stains below the chimney topStreaking or discoloration on the upper masonry — or stains inside the house near the chimney — points to water getting past the crown.
Water entry
Pieces of mortar or concrete on the roofFragments shedding off the top mean the crown is breaking up rather than wearing gracefully.
Deterioration

Crown condition can't be judged from the yard — it's assessed via a $149 inspection, credited toward the repair if you proceed, with roofline photos you look at yourself.

Neighbors at the chimney top

Crown repair questions

What's the difference between a crown and a cap? +

The crown is the masonry top surface of the chimney — usually concrete — that sheds water away from the brick below. The cap is the metal cover that sits over the flue opening itself, keeping rain, animals, and debris out of the flue. They fail differently and are repaired differently, which is why we photograph both. If your cap is the problem, see our cap replacement page.

Can a cracked crown be repaired, or does it need to be rebuilt? +

Both are real outcomes, and the photos make the call. Minor surface cracking can usually be sealed or repaired in place. When the deterioration is structural — large cracks, missing sections, crumbling edges — patching over it doesn't hold, and rebuilding the crown is the honest answer.

How would I know my crown is the problem? +

Usually from the roofline, which is why crowns fail quietly: cracks, pooling water, or deteriorated edges that you can't see from the yard. From inside the house, crown trouble tends to show up as water stains near the chimney or damaged masonry below the top. Roofline photos confirm it either way.

What happens if I leave a cracked crown alone? +

Hairline cracks tend to widen with each freeze-thaw season, and water that gets past the crown works on the masonry below it. Left alone, the repair scope usually grows — which is why the ladder starts with the smallest fix, while the smallest fix is still enough.

How do I book a crown assessment? +

Book online: choose your service, pick a preferred date and arrival window, and submit. Crown work is assessed via a $149 inspection, credited toward the repair if you proceed — so the repair-or-rebuild call is based on roofline photos of your actual crown.

Find out what's happening at the top.

Roofline photos of your crown, a plain-English explanation, and an honest call between repair and rebuild — in writing before anything starts.

CallRequest a Crown Assessment