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.
DuraFlex Chimney Cleaning in Colton, CA | San Bernardino Chimney Sweep
We provide independent Colton Chimney Sweep and DuraFlex repair across the 92324 ZIP code. The difference here comes down to wind. Colton sits directly in the Cajon Pass wind corridor, and that changes how creosote builds inside a DuraFlex liner, where it collects, and how often your cap and crown need attention. Our technicians work on DuraFlex SW, Pro, FlexGuard, and Viper systems in Colton regularly, and we follow manufacturer specs on every job. If you need a sweep, a Level 2 inspection, or a cap upgrade, call (877) 516-7159.

Why Colton Residents Choose Us for DuraFlex Service
We are an independent DuraFlex service provider, not authorized by DuraFlex, but our technicians have worked on hundreds of DuraFlex chimney systems across Colton’s older and newer housing stock, from clay-tile liners to prefab inserts. That distinction matters. We don’t get paid by a manufacturer to push one product line; we recommend what actually fits your fireplace and your budget.
Allen Prescott, owner here at San Bernardino Chimney Sweep, grew up near the Kendall Drive corridor and has spent the better part of three decades working on Inland Empire chimneys. He knows what Santa Ana wind does to a liner in Colton because he’s seen it year after year. Our customers also get the full DuraFlex sales & service range: cleaning, inspection, repair, and relining if the liner’s reached the end of its life.
We stock OEM DuraFlex components for common Colton repair scenarios, so turnaround is faster than waiting on a parts order. Contractor-grade materials, not hardware-store substitutes.
Styles & brands we work with





Common DuraFlex Chimney Cleaning Problems We Solve in Colton
- Uneven creosote buildup in liner corrugations. Colton’s fireplaces run sporadically, mostly for ambiance in fall and winter. A cool flue plus a short fire means creosote condenses inside the DuraFlex corrugations before it can vent out. We see this pattern constantly in 92324, and it requires targeted mechanical brushing, not just a quick pass.
- Clay-tile cracking behind the DuraFlex liner. Many older Colton homes near downtown still have their original clay-tile liners under or around a DuraFlex SW installation. Decades of thermal cycling, plus wind-driven downdrafts from the Cajon Pass, cause spalling and cracks. We inspect for this during every Level 2 inspection.
- Corrosion at the liner-to-cap connection. Colton doesn’t get coastal fog, but wind-driven rain during fall storms finds its way into a poorly sealed cap connection. Older DuraFlex SW installs without proper rain caps show rust at the collar. This is a straightforward fix if caught early.
- Soot and debris blown back into the firebox. Santa Ana gusts push air down the flue. When that happens, soot and fine debris ride back into the firebox, accelerating damper hinge rust and leaving a mess on the hearth. We clean the firebox, damper assembly, and smoke shelf as part of every service.
- Missing or damaged spark arrestors. Colton’s fire code requires spark arrestors on all wood-burning appliances, but years of high wind and heat cycling loosen or knock them off. A surprising number of older Colton chimneys are running without one. We install code-compliant caps with arrestors as part of a standard sweep or repair.
DuraFlex Service in Colton: What Local Conditions Mean for Your Equipment
Colton’s position at the mouth of the Cajon Pass puts it in a high-wind corridor that neighboring San Bernardino and Riverside don’t experience the same way. What does that mean for your DuraFlex liner? Downdrafts. Consistent, sometimes violent downdrafts that push air back down the flue and into the living space. On a recent job in the 92324 ZIP code near downtown Colton, our crew serviced a 1940s bungalow with a DuraFlex SW liner, cracked clay tiles, and a missing spark arrestor—similar to DuraFlex in Grand Terrace homes we’ve worked on. We performed a Level 2 inspection, removed creosote from the corrugations, installed a new multi-flue cap with spark arrestor, and repointed mortar at the crown. The homeowner noticed the draft improved immediately, and no creosote odor during the next Santa Ana event.
That creosote odor is worth explaining. When wind blows downward through a dirty liner, it forces years of accumulated creosote smell back into the house. A clean flue mitigates this; a missing spark arrestor makes it worse by allowing debris and embers to settle where they shouldn’t. If you smell fireplace in August, that’s your chimney telling you something. We’d rather find it and fix it than wait for a chimney fire.
DuraFlex Models & Products We Service in Colton
We service the full residential DuraFlex lineup in Colton: DuraFlex SW relining kits for masonry chimneys, DuraFlex Pro insulated stainless liners, DuraFlex FlexGuard for wood-burning inserts, and DuraFlex Viper for gas appliances. On critical components like liners and caps, we use OEM DuraFlex parts to keep fit and code compliance intact. For dampers and hardware, we source quality aftermarket options when OEM availability is slow, which gets your Colton fireplace back in service faster. We’ll tell you exactly what’s going in and why, before any work starts.
See the difference
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After
Before
After
Before
AfterDuraFlex Service Pricing in Colton
DuraFlex cleaning in Colton typically runs between $180 and $340, depending on liner length, creosote volume, and whether you’ve got a Level 1 or Level 2 inspection involved. Here’s what shapes the price:

- Standard sweep (Level 1 inspection included): $180 – $260
- Heavy creosote removal (glazed or thick buildup): $260 – $340
- Level 2 inspection with camera: $150 – $300 standalone, or bundled with a sweep
- Spark arrestor cap install: $95 – $250 depending on cap type and flue size
- Liner-to-cap corrosion repair: quoted after inspection, repair-over-replace whenever structurally sound
Every quote starts with a free estimate. We don’t push a liner replacement unless the camera shows corrosion or cracking that actually compromises safety. Call (877) 516-7159 and we’ll walk the chimney with you.
Serving Colton, CA — Our Local Coverage Area
We’re based in the Colton 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 – DuraFlex Chimney Cleaning in Colton
Colton’s position in the Cajon Pass wind corridor creates downdrafts that push smoke, soot, and creosote odors back into your home more frequently than in neighboring San Bernardino or Riverside. These wind events also force debris into the firebox and accelerate wear on dampers and caps, a pattern we address with Highgrove DuraFlex service as well. A clean flue and a properly fitted cap with spark arrestor are the two best defenses. Call (877) 516-7159 for an exact inspection of your setup.
Yes. A DuraFlex SW or Pro reline can fix cracked clay-tile liners by creating a continuous stainless path inside the existing flue. This is common in Colton’s 1920s-1950s housing stock, where original clay liners have cracked from decades of thermal cycling. We’ll camera the flue first to confirm relining is viable before recommending anything. Call (877) 516-7159 to book a camera inspection.
Colton homeowners often burn short, occasional fires for ambiance rather than sustained heat. That keeps flue temperatures low, so creosote condenses inside the DuraFlex corrugations instead of venting out. Wind-driven downdrafts compound the problem by cooling the liner further. If you’re getting heavy buildup within a season, you may need a cleaning schedule adjustment or a DuraFlex service in Rubidoux-style liner inspection. Call (877) 516-7159 and we’ll tell you what your burn pattern is doing inside the flue.
Yes. Colton fire code requires spark arrestors on all wood-burning appliances. High winds off the Cajon Pass can carry embers onto neighboring roofs and dry brush, especially in fall. If your cap is missing or damaged, we can install a code-compliant one during a standard sweep. Call (877) 516-7159 to confirm what your chimney currently has, or doesn’t have.
If the cap itself is structurally sound, we can often repair the connection, reseal the collar, and replace only the damaged component using OEM DuraFlex parts. If corrosion has eaten through the cap or the connector is compromised, replacement is the safer call. We’ll show you photos from the inspection before any work gets approved. Call (877) 516-7159 for a straight answer.
Service Areas Near Colton
We serve homes throughout the 92324 ZIP and surrounding communities. If you’re in DuraFlex service in Muscoy, DuraFlex service in Loma Linda, Rubidoux, Rialto, or San Bernardino, we cover those areas as well. Our full Colton service area page has more detail on scheduling and coverage boundaries.
Book Your DuraFlex Service in Colton Today
Colton’s fire season, if we can call it that, runs from fall through early spring. The wind doesn’t wait, and neither should your chimney cleaning. Call (877) 516-7159 for a free estimate and get your DuraFlex liner ready for whatever the Cajon Pass sends this year.
Written by Allen Prescott, Owner at San Bernardino Chimney Sweep, serving Colton and the Inland Empire.