99 cities and towns covered
Chimney Crown Repair in Connecticut
The crown is the slab at the very top that throws rain clear of the flue. On most older Connecticut chimneys it is a thin mortar wash that cracked years ago, and it is where the water is getting in.
Leave the building and call from outside — that is an emergency services call, not a service call. A blocked or failed flue is one of the ways carbon monoxide reaches a living space, and headaches that clear when you leave the house point the same way. If you have had a chimney fire — a roaring sound, dense smoke, or debris on the roof — do not light another fire until the flue has been inspected.
Call about crown repair
(844) 785-4066Free to use, and there is nothing to pay us. You are never committed to going ahead.
What happens when you call
- You describe the problem and where you are.
- We put you in touch with a licensed contractor covering that area.
- They arrange the visit and agree the price with you directly.
Worth having to hand
- Roughly how old the system is
- What it is doing — or not doing
- Your ZIP code
What to ask for on Chimney Crown Repair
- Crack repair and flexible coating
- Full recasting with a drip edge
- Expansion joint at the flue tile
- Usually paired with a cap
- Licensed & insured We match you with contractors who hold current licensing and cover.
- Know what to ask Every page says what decides the price, so you can judge a quote.
- Free to use We never charge you. Compare quotes and walk away at any point.
- Same-day reply Inquiries answered the day they arrive, usually within a couple of hours.
How it works
Three steps, no obligation at any of them.
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1
Call and tell us what is wrong
Describe the problem and give us your ZIP code. We match you with a chimney company covering your area — there is nothing to fill in and nothing to pay us.
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2
A local contractor gets in touch
A local chimney company contacts you to discuss the problem and arrange a visit. What they charge to attend or diagnose is theirs to set, so agree it with them up front.
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3
You decide
Book the work, wait a season, or get a second quote. There is no obligation to go ahead with the contractor we introduce you to, and nothing to pay us either way.
What these repairs look like
Illustrative examples of the work described here. More in our disclaimer.
Why the wash cracks and a proper crown does not
What most houses have is a mortar wash: mortar troweled over the top of the brick, sloped roughly, finishing flush with the outside edge. It has no reinforcement, no expansion joint around the flue tile, and no overhang. Mortar and clay flue tile expand at different rates, so the wash cracks around the tile within a decade, and with no overhang the water that gets through runs straight down the face of the brick.
A crown built properly is a cast slab, two inches or more thick at its thinnest, reinforced, sloped away from the flue, with a bond break or expansion joint where it meets the tile, and projecting past the brick with a drip edge cut underneath so water falls clear.
When a coating is enough
Hairline cracking in a crown that is otherwise sound and correctly shaped can be sealed with a flexible crown coating, which bridges movement in a way mortar cannot. It buys years, it is inexpensive, and it is a reasonable answer on a crown that is structurally fine.
When it has to be recast
Cracks you can get a coin into, missing sections, a wash with no overhang at all, or a crown that has broken up around the flue tile. Coating over that seals water in rather than out.
The crown is rarely the only thing
A cracked crown has usually been admitting water for years before anyone notices, and by then the water has been somewhere. Recasting the crown without checking the top few courses of brick underneath is how a chimney gets repaired twice.
Cap at the same time
The crown and the cap are both top-of-chimney work and the access is the same. Fitting a cap while the crown is being done costs far less than a second visit, and an uncapped flue undermines the crown work anyway.
Check the top courses
Where the crown has failed, the brick immediately below it has usually taken water for as long. Those courses often need rebuilding as part of the same job, and a quote that does not mention them is worth questioning.
Chimney Crown Repair — frequently asked questions
How do I know the crown is cracked?
From the ground you usually cannot. It needs a look from the roof or from a drone. The indirect signs are water appearing inside near the chimney, staining on the brick face, or efflorescence on the exterior masonry.
Can I just seal it myself?
A flexible crown coating on a sound crown is within reach of a careful homeowner who is safe on a roof. Cast repairs and anything structural are not, and the risk of working at that height is the main argument against.
How long does a properly cast crown last?
Decades, where it is correctly shaped with an overhang and an expansion joint. The failures that come back early are almost always the ones with no overhang, or cast too thin.
Is the crown the same as the cap?
No. The crown is the masonry slab that covers the top of the chimney around the flue. The cap is the metal cover with mesh that sits over the flue opening itself. Most chimneys need both and plenty have neither.
Why is water coming in only in heavy rain?
That points away from the crown and toward the flashing. A cracked crown leaks in ordinary rain too. Wind-driven rain finding its way in suggests the joint where the chimney meets the roof.
Chimney Crown Repair near you
We cover cities and towns across Connecticut.