Sweep & inspection
Caps & crowns
Flue relining
Masonry repair
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.
Fast, Reliable Chimney Inspection Across Sunnyvale
A standard chimney inspection in Sunnyvale runs between $189 and $349, depending on the level of inspection and whether we’re using a camera. Most inspections take under an hour from driveway to report. If you’re calling after a hail storm or just before the first fire of fall, call (361) 264-4483 and we’ll get you on the schedule fast.
Sunnyvale is our kind of town: quiet streets, well-built homes, and a lot of fireplaces that only get used a few months out of the year. That seasonal use means problems hide. A cracked crown from a spring storm sits there until December, when it’s suddenly a leak. A bird that nested in April leaves debris that smokes you out on Thanksgiving. We know where to look and what we typically find across Sunnyvale’s housing stock, and we’ll show you the photos before we recommend a single repair.
Key Takeaways
- Chimney inspection in Sunnyvale typically costs $189 – $349, with written pricing before any work starts.
- After a hailstorm, the most urgent service is a storm check for dented caps, cracked crowns, and animal entry.
- Every one of our technicians is background-checked, identity-verified, and sent to you by name and photo before arrival.
- We carry professional brands like Olympia Chimney and Famco, not box-store substitutes.
- Every repair carries our 365-day written guarantee. If it fails within a year, the second visit is free.
Why Alcott Chimney Dallas Is Sunnyvale’s Preferred Chimney Inspection Company
Ruben Castellano has run Alcott Chimney since 2002, and the company has always operated on a simple rule: prove who’s coming before the truck rolls. Sunnyvale homeowners tell us that’s exactly what they want. You get the technician’s name and a photo sent to your phone before we arrive. The person at your door shows a photo ID badge. Every time, no exceptions. If you’re home alone with kids or just don’t like opening the door to strangers, that’s how it should work.
We’re part of the Threshold Group family of home-service companies, and our vetting process isn’t an optional add-on. It’s the Threshold Standard: background-checked, identity-verified, uniformed technicians on every job. When something smells like smoke at 11 p.m., a live person answers our phone, day or night.
For Sunnyvale specifically, we’re dispatched from the Dallas-Fort Worth metro office, so we’re close and we know the local housing. Homes off Belt Line Road, along Long Creek, near the Sunnyvale High School area, and out toward the eastern edges of Towne Crossing: we see the same prefab chases and storm-damaged caps wherever we go. That local pattern means we know what to check first.
Styles & brands we work with





Chimney Leak in Sunnyvale
A Chimney Leak in Sunnyvale almost always traces back to one of three things: a cracked chimney crown, a dented or missing chimney cap, or failed flashing where the flue meets the roofline. Wind-driven rain and hail accelerate all three. Once water gets past a cracked crown or loose flashing, it runs down the flue, rusts the damper shut, and soaks the framing around the chase. By the time you see a brown ceiling stain, the damage has been happening for weeks. A leak inspection in Sunnyvale runs $189 – $249 for the diagnostic visit, and we give you the camera images so you can see the path the water took.
Where Storm Damage Hides
Hail dents a metal chase cover just enough to break the seal. It doesn’t look like much from the ground. But water pools around the pipe, finds its way into the chase, and rots the wood. The first sign is usually a ceiling stain below the fireplace, not a visible chimney problem. We check the cap, the crown, the flashing, and the chase interior on every post-storm call.
What a Leak Inspection Covers
We run water testing on the crown and flashing when needed, inspect the damper for rust, and camera the flue to confirm whether water has compromised the liner. If the liner is intact, great: we tell you so plainly and you don’t pay for work you didn’t need. If repairs are needed, you get a written price before anything starts. No surprise line items.
Chimney Camera Inspection in Sunnyvale
A Chimney Camera Inspection in Sunnyvale costs $249 – $349 and is the fastest way to know what’s actually going on inside your flue. We run a high-resolution camera up the flue and document the interior from firebox to crown. That’s the critical part: you see the same images our technician sees. If there’s a crack in a prefab liner panel, a dislodged tile, or a bird nest wedged in the smoke chamber, you’re not taking anyone’s word for it. You’re looking at the photo.
When Sunnyvale Homeowners Ask for a Camera
After a hail event, a camera inspection confirms whether the cap took a hit and knocked debris into the pipe. Before a home sale, a camera report gives you a documented record of the flue condition. And if you smell something like smoke or animals inside the walls, the camera finds the source faster than any guesswork.
What the Camera Shows
We document liner cracks, creosote loading, obstructions, water staining, and animal entry points. The report includes still photos and a written summary. If something can wait, we’ll tell you it can wait. If something is a fire hazard, we’ll show you exactly why. That’s the whole point of Chimney Inspection done the way we think it should be.
See the difference
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After
Before
After
Before
AfterTrusted Brands We Service in Sunnyvale
When we repair or replace components on a Sunnyvale chimney, we use trade-grade materials that chimney professionals spec, not box-store substitutes. That means Olympia Chimney caps and chase covers built to take a Texas hailstorm. Famco components. HeatShield resurfacing for fireboxes and smoke chambers. We keep local stock for Sunnyvale jobs, which means a faster turnaround when you need a cap replaced before the next storm line rolls through. The brands matter because a $40 cap from a home center won’t survive the same hail that a $140 Olympia cap will. We’d rather install it once.
Common Chimney Inspection Problems We See in Sunnyvale Homes
- Blown or dented caps after hail: Sunnyvale sits in a hail corridor. A tin cap might look okay from below but have micro-dents that broke the seal. Water follows. Birds follow the open hole. We check cap integrity on every post-storm inspection.
- Corroded chase covers on prefab units: Most Sunnyvale homes built in the 1990s and 2000s have factory-built fireplaces with metal chase covers. High humidity accelerates rust at the seams. A corroded chase cover lets water into the framing, and the damage is invisible until it’s expensive.
- Bird and squirrel entry through open flues: Once a cap goes missing, starlings and squirrels move in fast. We find nests in smoke chambers all over Sunnyvale, especially after spring storms. A nest lit by the first fall fire is a house-fire risk, not a nuisance.
- Sticky, odorous creosote from humidity: Sunnyvale’s humid subtropical climate makes creosote build up differently than it does in drier parts of Texas. The humidity keeps it tacky and amplifies the smell. Homeowners who use their fireplace regularly sometimes need more frequent cleanings than the national average suggests.
Serving Sunnyvale, TX - Our Local Coverage Area
We’re based in the Sunnyvale area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Pricing for Chimney Inspection in Sunnyvale, TX
Here’s what you’ll actually pay for a chimney inspection in Sunnyvale:
- Level 1 (routine, no known problems): $189
- Level 2 (camera inspection, post-storm or before a sale): $249 – $349
- Storm check (cap, crown, flashing, and animal-entry focus): $189
Repair pricing varies by what the camera finds, but you’ll always see a written price before any work begins. That’s not a courtesy; it’s how we do business. If you need a new cap or chase cover, expect $140 – $400 depending on size and brand. A full flue liner replacement, when it’s truly needed, runs higher, and we’ll show you the camera footage that justifies it before you spend a dime. Call (361) 264-4483 for a free estimate.
Written by Ruben Castellano, Owner at Alcott Chimney Dallas, serving Sunnyvale and surrounding North Texas communities since 2002.