Masonry repair
Sweep & inspection
Caps & crowns
Flue relining
Gas fireplace serviceLevel 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
Famco Crown Repair: The New York Owner’s Guide
We stock and install Famco-compatible crown repair parts, and most New York homeowners pay between $450 and $900 for a complete crown repair, including labor and materials. That number covers removing the old crown, prepping the surface, and installing a properly mixed crown that will actually hold up to freeze-thaw cycles. We typically carry what we need on the truck, so most Famco crown repairs in New York are done in a single visit.
Most people discover their crown has failed the hard way: water staining on the ceiling near the fireplace, or a puddle at the base of the flue after a heavy rain. The crown is the concrete or mortar slab that caps the top of your chimney and sheds water away from the flue. When it cracks, water gets into the masonry and starts doing real damage. In New York, where winters cycle between freezing and thawing every few days, a small crack becomes a big one faster than you’d think.
Key takeaways:
- Famco crown repair in New York typically runs $450 – $900 installed
- Most repairs are completed same-day with parts we carry on the truck
- Every crown repair gets a written price before work starts and a written guarantee when it’s done
We’re an independent service provider, not affiliated with Famco, but we stock and install Famco-compatible parts because they’re well built and we know exactly how they fit.
Which Famco Models This Applies To
Famco makes a range of chimney termination products, and most of their crown assemblies are designed to work with standard masonry flue dimensions. If you have a Famco crown on a masonry chimney, you’re likely dealing with one of their standard sizes, typically ranging from 8″ to 13″ for residential flue tiles. The crown itself typically extends 2 to 2.5 inches beyond the chimney’s exterior wall so water drips clear of the brick.
The compatibility gotcha we see often in New York: many older brownstones and prewar homes have non-standard flue sizes, so a homeowner orders what looks like the right Famco crown online, and it arrives an inch too small. Before you buy anything, measure the outside dimensions of your flue tile and the overall width of your chimney top. If the existing crown was a Famco product, there’s usually a stamped model number on the underside or inside edge, though years of weather can make it hard to read. If you can’t find it, call us. We’ll come out, measure, and identify the right replacement before any money changes hands.
On the question of OEM versus aftermarket: for a Famco crown repair, we use a proper crown mix rather than a pre-cast crown whenever possible. A formed-in-place crown built with the right expansion joint around the flue is almost always a better long-term fix than a replacement cap in New York’s climate. That said, if your existing Famco crown is still structurally sound except for hairline cracks, a high-quality crown coat, which we stock, will often add another eight to ten years for a fraction of the cost of a full replacement.
Styles & brands we work with





Signs Your Famco Crown Repair Is Failing
- Hairline cracks across the surface. This is the first visible stage of crown failure. Water gets into cracks, freezes overnight, and the ice expands, widening the crack each cycle until it becomes a real structural problem. A crown coat can often address this if we catch it early.
- Chunks of the crown edges missing. The outer 1 – 2 inches of the crown overhang the chimney face, and that’s where water does the most damage. If pieces are falling off, the crown has stopped shedding water properly and it’s time to repair or rebuild.
- Water staining on the ceiling or walls near the fireplace. By the time you see this, water has already worked its way through the crown, into the masonry, and down into the home’s structure. The crown repair is usually the first fix, but we’ll camera-inspect the rest of the flue to make sure there isn’t a second problem hiding behind the first.
- Spalling brick or flaking mortar near the top of the chimney. When the crown fails, water saturates the top few courses of brick. In New York winters, the saturated brick freezes and the face pops off. If you’re seeing this, the crown has likely been failing for a couple of seasons.
- White staining on the brick. Efflorescence, which is a white chalky deposit, means water is moving through the masonry and leaving salt deposits behind. It’s a reliable sign that the crown isn’t doing its job. Fix the crown and the staining stops spreading.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
Most Famco crown repairs in New York run between $450 and $900. The range comes down to a few factors: the size of the chimney, whether we’re doing a full crown rebuild or a crown coat over a sound base, how much of the old crown needs to be chipped out, and whether the flue area needs any additional work once we get it exposed. Every quote is line-itemed, and the number we write down before we start is the number you pay when we finish.
Here’s what’s included in a full crown repair, which is what we recommend for any crown with structural cracking or missing material:
- Full removal of the old failed crown material
- Cleaning and prep of the top surface
- Installation of a properly sloped crown with 2 – 2.5″ overhang and a flexible expansion joint around the flue
- Application of a professional-grade crown sealant
- Written summary of exactly what we found and what we did
A crown coat over a sound but cracking crown typically runs $250 to $450. A full rebuild with removal and re-pour usually lands between $500 and $900 depending on chimney size and access. You’ll get a written price before work starts and a written guarantee when it’s done. If the repair fails inside the guarantee period, we come back and fix it at no charge. That’s the 365-Day Done Right Promise, and Nathan Corliss is the one who put it in writing.
DIY or Call Us?
The part of crown repair an owner can safely do is the inspection. From the ground, you can look for visible cracks, missing edges, and white staining. If you have a set of binoculars, you can get a decent look at the crown’s condition without leaving the ground. What you shouldn’t do is get up on a ladder with a bucket of patching compound. Crown work on a New York roof means dealing with height, slopes, and often a chimney that hasn’t been touched in decades. The risk of slipping isn’t worth the few hundred dollars saved on a repair that may not hold anyway.
There’s another upside to having us handle it: we don’t just patch what’s visible. When we’re up there, we inspect the whole chimney top including the flue termination, the flashing, and the masonry joints. If the crown failed because of a structural issue, you’ll know about it in the written summary, not three months later when the leak comes back. Call (315) 644-2982 and we’ll take a look.
FAQs
A properly built and sealed crown in New York’s climate typically lasts 15 to 25 years, and a quality crown coat applied over a sound crown will usually give you another 8 to 10 years. The lifetime depends on the quality of the mix, whether an expansion joint was installed around the flue, and how well the crown sealant was applied. Every repair we do comes with a written guarantee, and if the repair fails inside the guarantee period, we return at no charge. Call (315) 644-2982 for an exact quote on your chimney.
Yes, if the crown is still structurally sound with only hairline cracking, a crown coat that we apply can seal it up and add significant life without a full rebuild. We’ll tell you plainly which one you need. If the crown has missing chunks or deep structural cracks, a coat won’t save it and we’ll say so. The free estimate includes our recommendation, with photos, so you can see exactly what we’re seeing.
Most Famco crown repairs are completed in three to five hours on site, which means we finish in a single visit in the vast majority of cases. A full crown rebuild on a large chimney with significant damage might take a full day. When we quote the job, you’ll get a real arrival window and an honest time estimate, not a range that stretches into next week.
Yes. We carry crown coat, crown mix, expansion joint material, and sealant as standard stock on our New York service trucks, along with parts from other chimney-trade brands we work with including DuraFlex, HeatShield, and Gelco. That means most crown repairs are completed without a second trip. If your particular repair needs a special-order part, we’ll tell you before we schedule the work.
Written by Nathan Corliss, Owner, Ashby Chimney New York at Ashby Chimney New York, serving New York and nearby areas.