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.
Copperfield Crown Repair: The Pasadena Owner’s Guide
Copperfield crown repair in Pasadena typically runs $850 – $1,600 installed, and we stock Copperfield-compatible crown materials on our trucks so most jobs finish in a single visit. The crown is the concrete or mortar cap that seals the top of your chimney around the flue tile, and when it cracks, water gets in and starts breaking down everything below it. Most Pasadena homeowners discover the problem after a rainstorm, when they notice water stains on the ceiling near the fireplace or crumbling mortar on the ground by the chimney.
We’re an independent chimney service company, not affiliated with Copperfield, but we’ve worked with their products for years and keep the specific materials their crowns need in stock. If your Copperfield crown is cracked, spalling, or pulling away from the flue, you’re in the right place.
Which Copperfield Models This Applies To
Copperfield manufactures prefabricated chimney systems, which means the crown we repair or replace isn’t a hand-poured concrete cap like you’d find on a masonry chimney. It’s a manufactured metal chase top or crown assembly that fits the specific dimensions of your Copperfield chimney pipe. The compatibility gotcha most homeowners run into: Copperfield chase tops are sized to the outside diameter of the specific chimney series installed, not the inside flue diameter. An 8-inch flue can mean a 10-inch, 12-inch, or 14-inch crown depending on whether it’s a double-wall or triple-wall system.
To identify what you have, look for the manufacturer’s label on the chimney pipe or the chase top itself. It’ll show the series and diameter. If the label is gone, we measure the outside diameter of the pipe and match it against Copperfield’s spec charts. For most Copperfield systems in Pasadena, we recommend OEM or manufacturer-equivalent materials rather than generic aftermarket caps. The tolerances on the crown’s underside seal matter, and a one-size-fits-all replacement is where leaks start.
Styles & brands we work with





Signs Your Copperfield Crown Repair Is Failing
- Water stains on the ceiling near the chimney. This is the symptom that gets most Pasadena homeowners to call us. Water entering around a failed crown travels down the chimney chase and shows up on interior drywall or framing.
- Rust streaks down the chimney chase or firebox walls. The crown’s job includes shedding water away from the metal chimney pipe. When it fails, water runs down the outside of the pipe and carries rust with it.
- Cracked or loose mortar at the top of the chimney. On masonry-style Copperfield installations, the crown is a mortar bed. Cracks let water sit against the flue and freeze in Pasadena’s cold snaps, expanding and worsening the damage.
- Debris or nesting material inside the flue. A crown that’s separated from the flue tile leaves gaps wide enough for birds and rodents. We see this regularly in the hillside neighborhoods around the Arroyo Seco.
- Drafting problems that appear suddenly. Water-damaged crowns let wind into the chimney chase, which disrupts the flue’s draw and can push smoke back into the living space.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
For Pasadena homes, a Copperfield crown replacement with a standard single-flue configuration runs $850 – $1,200 on average. Multi-flue systems or crowns requiring custom chase top fabrication push the range to $1,200 – $1,600. The main cost drivers are the crown’s outside dimensions, whether the flue tile needs resetting in fresh refractory mortar, and whether the existing chase cover is salvageable.
Every Copperfield crown repair we do includes a written price before work starts, the crown material matched to your chimney series, flue tile reset or replacement as needed, a water-repellent sealing coat, and our 365-Day Done Right Promise in writing. If a covered repair fails within a year, we return at no charge. No estimate call, no trip fee, no re-inspection charge. The price we hand you before the first tool comes off the truck is the price you pay.
DIY or Call Us?
You can safely inspect your Copperfield crown from the ground with binoculars: look for cracks in the mortar bed, rust staining, or gaps between the crown and flue tile. What you should not do is get on the roof and start patching. A crown repair requires working at height on a sloped or flat roof surface, and the failure mode that’s easy to miss without a trained eye is the underside seal where the crown meets the chimney pipe. We’ve repaired crowns that were “fixed” with a tube of roofing cement, and the water damage behind them was worse than the original crack.
There’s also the question of whether the crown is even the right fix. Sometimes what looks like a crown failure on a Copperfield system is actually a chase top rust-out or a flashing problem lower down. We’ll tell you what’s actually wrong, and if it’s not the crown, we’ll say so and show you the evidence. Call us at (626) 657-5513 and we’ll set up a time.
FAQs
In Pasadena’s dry heat and occasional hard rain, a properly installed Copperfield crown lasts 15 – 20 years. The failure point is almost always the mortar joint where the crown meets the flue, not the crown material itself. Southern California’s freeze-thaw cycles are mild compared to other regions, but the thermal expansion from summer heat followed by winter moisture works the joint loose over time.
Yes, if the crack is hairline and the crown is otherwise solid, we can repair it with a refractory patching compound rated for chimney applications. Wide cracks, spalling, or separation from the flue mean a replacement. We’ll show you photos from the roofline so you can see what we’re seeing before you approve anything.
A standard single-flue crown swap takes four to six hours, including removing the old material, prepping the surface, and setting the new crown. Multi-flue systems or jobs that need custom fabrication may run into a second day, but we’ll tell you that upfront in the written estimate.
We stock common Copperfield crown sizes and the refractory materials used to seat them, so most Pasadena jobs are done on the first trip. Custom or oversized chase tops get fabricated locally, usually with a one-week lead time. Call (626) 657-5513 and we’ll check your model against what’s on the truck.
The flue either draws or it doesn’t. Let’s find out which.
Written by Hank Delano, Owner, Flint Chimney Co Pasadena at Flint Chimney Co Pasadena, serving Pasadena and nearby areas.