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 Los Banos
A chimney inspection in Los Banos typically costs $189 for a standard Level 1 check, and $349 to $499 when a camera inspection is added. Those are flat prices you’ll see in writing before we ever put a ladder up, and they include a photo report you can actually read. If you live anywhere from the Westside Meadows tract off Mercey Springs Road to the older neighborhoods near Los Banos Creek, we can usually get a crew to your home within a few days of your call. Ruben Castellano runs our inspection team, and he holds every tech to one standard: no recommendation without camera evidence you can see for yourself. Call (559) 215-1714 and a live person answers, day or night.
Why Alcott Chimney Fresno Is Los Banos’s Preferred Chimney Inspection Company
We’ve inspected enough Los Banos chimneys to know what this city’s heat does to a prefabricated metal flue. The homes here, not the generic ones you read about on national chimney sites, are the ones we see every week. Most were built between 1990 and 2010, and a lot of them have original galvanized metal flues that have never been properly scoped. We know the west side tracts, the older sections near Pacheco Boulevard, and the newer builds off Highway 165. That matters when you’re deciding whether a rust bloom on your liner joint needs action now or can wait a season.
Every technician we send to Los Banos is background-checked and identity-verified under the Threshold Standard. You get the tech’s name and photo before the visit. They’ll show a photo ID at the door, no exceptions. Our crews arrive in uniform, they know this city’s housing stock, and they carry professional trade materials from brands like DuraFlex, HeatShield, and Olympia Chimney. The work is backed by our 365-Day Done Right Promise: if a repair fails within a year, the second visit is free. Written guarantee, included, every time.
Dispatch runs from our Fresno, Central Valley office, but the crews serving Los Banos know these neighborhoods, these chimneys, and the fog that rolls through every winter. You won’t get a trainee with a flashlight and a script. You’ll get a tech who has scoped dozens of 1990s prefab flues in this exact climate, and who will show you the proof before recommending anything.
Styles & brands we work with





Chimney Leak in Los Banos
A chimney leak in Los Banos usually means water finding its way past a rusted cap, cracked crown, or failed flashing toward the firebox, and the fix almost always starts with finding exactly where the moisture is getting in before any repair is quoted. In this city’s climate, a leak gets worse faster than homeowners expect: the summer heat opens hairline cracks, then winter tule fog drives moisture straight into those openings. A chimney that only leaks in January was almost certainly damaged in July and August, when temperatures regularly pass 100°F.
Rusted caps and crown damage
The original metal chimney caps on many 1990s Los Banos homes have rusted through completely. Once a cap fails, birds drop nesting material into the flue, rain and fog moisture pool on the damper, and rust begins working downward into the flue liner itself. We see this on the newer west side tracts constantly: homes that have never been cleaned or inspected since installation.
What a leak inspection includes
We check the cap, crown, flashing, and flue interior as one system. A leak repair in Los Banos typically runs $250 to $550 for cap replacement or flashing reseal, and if the flue shows rust bloom at the joints, we’ll show you the camera image before recommending a liner scope. Nothing gets recommended on faith. You’ll see the photo first.
Chimney Camera Inspection in Los Banos
A chimney camera inspection in Los Banos costs $349 to $499 as a standalone service, and it’s the only way to see what the extreme heat and winter fog have actually done inside your flue. We run a high-definition camera down the entire length of your chimney, from the firebox to the cap, and you receive a full photo report with timestamped images and plain-English notes on every finding. For homes built in the 1990s with factory-built metal chimneys, this is not an upsell. It’s the difference between catching a rust bloom at a liner joint and discovering the flue has already failed.
What the camera catches that a visual check misses
On a July afternoon in the Westside Meadows tract off Mercey Springs Road, we inspected a 1998 house with a DuraFlex flue liner that had never been cleaned. Our camera inspection found rust bloom at two liner joints and a first-degree creosote glaze forming above the firebox. We replaced the rusted original Olympia chimney cap before testing draft, and the photo report gave the homeowner a clear answer: the flue could safely wait one season, but the cap was already letting in moisture that would have advanced to spalling by the next winter.
Photo reports you actually keep
Every camera inspection ends with a written report you can hand to a real estate agent, file with your insurance, or quote to another contractor. The images are timestamped, labeled with the exact location inside the flue, and annotated with what we’re seeing. If something looks like rust, we tell you it’s rust and show you the frame. If it’s just creosote buildup, we say that too, and we’ll tell you whether it needs to be addressed now or can wait.
Trusted Brands We Service in Los Banos
We install and service the flue liners and caps that actually hold up to this city’s heat-and-fog cycle. That means DuraFlex for stainless relining, HeatShield for resurfacing damaged clay liners, Olympia Chimney for caps and rain pans, and Gelco for chimney covers on manufactured housing. We keep the common parts Los Banos homeowners actually need on hand, so a rusted cap or a failed Gelco cover doesn’t mean waiting two weeks for a part to come from the Bay Area. When we recommend a brand, it’s the same one we’d use on our own chimneys in this climate. Not a box-store substitute.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Inspection Problems We See in Los Banos Homes
- Rusted galvanized flue joints on 1990s prefab chimneys. The 100°F+ summers expand the metal, cracking the galvanized coating. Then winter tule fog drives moisture into those micro-fissures, and the joints rust through faster than in coastal or delta towns. A brush-and-look inspection misses this. A camera catches it.
- Missing or rusted-through caps on west side tracts. Factory-built chimneys on the newer west side of Los Banos often never had caps installed, or the original caps have since rusted through. Birds nest inside, debris blocks the flue, and moisture pools on the damper. An inspection that skips the cap misses the real cause of a poor draft.
- Creosote glaze in gas fireplace flues. Homeowners assume a gas fireplace means no creosote. We’ve found third-degree tar glaze in the smoke chambers of Los Banos homes where only minimal wood was ever burned. Gas log sets still produce combustion byproducts, and the heat-driven metal expansion hides hairline flue cracks until a camera scope reveals them.
- Undiscovered flue obstructions from bird and debris entry. Uncapped flues on homes near Los Banos Creek and the surrounding agricultural land draw birds, rodents, and wind-blown debris all year. A standard sweep clears the obvious blockage, but without a camera inspection, the nesting material packed deeper in the flue stays hidden until it blocks draft completely.
Pricing for Chimney Inspection in Los Banos, CA
A Level 1 visual chimney inspection in Los Banos runs $189. That includes a full exterior check of the cap, crown, and flashing, plus an interior look from the firebox and roof. A Level 2 camera inspection runs $349 to $499, depending on the height of the chimney and the complexity of the flue system. For an older 1990s home with a prefabricated metal flue, the camera inspection is what actually answers whether the system is safe. You’ll get a written price before any work begins and there is no scenario where we start a job without you approving the number first. Estimates are free, and the call is (559) 215-1714.
We Also Serve Cities Near Los Banos
If you are outside Los Banos but within a short drive, our crews also handle Chimney Inspection work in Firebaugh, Chowchilla, Kerman, and Madera. The same flat pricing, the same identity-verified technicians, and the same written photo report apply. Call (559) 215-1714 and we’ll get your address on the schedule for the nearest available date. We make the drive so you don’t have to settle for a company that has never worked on a Central Valley prefab flue.
Serving Los Banos, CA - Our Local Coverage Area
We’re based in the Los Banos area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Chimney Inspection in Los Banos
Every two to three years is the honest answer for a 1990s prefab metal flue in Los Banos, because the heat-and-fog cycle here accelerates rust at the joints in a way a visual inspection cannot detect. If you’ve never had a camera scope done and your home was built in the 1990s or early 2000s, schedule one now and then every two years after that. The cost is $349 to $499, and the photo report tells you whether the liner can wait or needs attention. Call (559) 215-1714 and we’ll get you on the calendar.
Yes, and in Los Banos the reason is rust, not creosote. The flue has been sitting through 30 summers of 100°F+ expansion and 30 winters of tule fog moisture. That thermal cycling cracks the galvanized coating on prefab metal flues whether you ever light a fire or not. An unused fireplace still has a flue that can rust through, and a rusted flue is a carbon monoxide risk the first time you do light it. A camera inspection gives you a straight answer. Call (559) 215-1714 for a free estimate.
Yes, but only if the inspection includes a camera scope. The places where prefab metal flues rust first, at the joints where the galvanized coating has cracked, are not visible from the roof or the firebox. A visual check can spot a rusted cap or damaged crown, but the liner interior requires a camera. In Los Banos, where the rust pattern is so strongly driven by heat expansion and fog moisture, we recommend a camera inspection for any 1990s-metal-flue home that hasn’t had one. You’ll see every image yourself before we recommend anything.
The tule fog is a moisture delivery system for chimneys that already have microscopic cracks from summer heat expansion. When temperatures push past 100°F, the metal flue expands and the galvanized coating cracks at stress points. Then winter fog rolls in, and that fine, persistent moisture works its way into the cracks and accelerates rust at the flue joints and around the cap base. The chimney rusts even when you only burn on a few cold nights a year, because the damage is happening during the seasons you’re not using it. That’s why we inspect year-round, not just before burning season. Call (559) 215-1714 to schedule.
A flat-price inspection includes everything we said it would include: the full exterior check of the cap, crown, and flashing, the interior check, and if you’ve booked a camera inspection, the full flue scope with a timestamped photo report. We will not upsell you. We will show you exactly what the camera found, tell you in plain English what it means, and give you a written price for any repair we recommend. Our rule, set by Ruben Castellano, is no recommendation without camera evidence you can see yourself. You decide what happens next. Call (559) 215-1714 for a free estimate.
Written by Ruben Castellano, Owner at Alcott Chimney Fresno, serving Los Banos since 2002.