DuraFlex Chimney Cleaning in Citrus, CA

Sweep & inspectionSweep & inspection
Caps & crownsCaps & crowns
Flue reliningFlue relining
Masonry repairMasonry repair
Gas fireplace serviceGas fireplace service
Every visit starts with

Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed

Worth knowing

Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.

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DuraFlex Chimney Cleaning in Citrus, CA | Ashwood Chimney Sweep

DuraFlex chimney cleaning in Citrus runs $189 – $389 for a standard sweep and inspection, and we complete most jobs in about 90 minutes. What makes our DuraFlex work different here is that we treat glazed creosote removal and documented inspection as the core job, not routine ash sweeping, because Citrus sits inside SCAQMD’s wood-burning jurisdiction and canyon wind pushes debris into caps and flues year-round. We’re an independent DuraFlex service provider, not manufacturer-affiliated, and we’ve worked on these stainless liners and prefab stacks across the 91702 ZIP for years, with Glendora DuraFlex service also in our coverage area. The one thing to know: if your DuraFlex liner has Stage 2 or 3 glazed creosote, brushing alone won’t clear it. Call (833) 805-3229 for a free estimate.

Call (833) 805-3229

Why Citrus Residents Choose Us for DuraFlex Service

We know how DuraFlex systems age under foothill conditions because we’ve pulled caps off enough of them in Citrus to see the pattern. Short, hot burns on AQMD-allowed days bake creosote onto flexible stainless liners differently than steady burning does, and Santa Ana gusts pack caps and spark arrestors with debris faster than most homeowners expect. Norm Castillo, who owns Ashwood Chimney Sweep, grew up off Sierra Avenue in Fontana and trained through Chaffey College’s building systems program before narrowing his focus entirely to chimneys, flues, and venting. He’s been working the Inland Empire for close to two decades, including DuraFlex repair in Irwindale, and the same hands that diagnose your DuraFlex liner are the ones doing the work, not a separate crew.

We carry genuine DuraFlex components for liner, cap, and chimney sections where fit and listing matter, and we use quality aftermarket parts for wear items like dampers and flashing when the OEM piece adds cost without benefit. That means faster turnaround for Citrus homeowners who don’t want to wait on a shipped part. Clean, inspect, repair, in one call.

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Styles & brands we work with

Sweep & inspection
Sweep & inspection
Caps & crowns
Caps & crowns
Flue relining
Flue relining
Masonry repair
Masonry repair
Gas fireplace service
Gas fireplace service

Common DuraFlex Chimney Cleaning Problems We Solve in Citrus

  • Glazed Stage 2/3 creosote on flexible stainless liners. Citrus homeowners burn in short, hot bursts on permitted AQMD days, and that pattern bakes creosote into a hard glaze that won’t brush loose. We run rotary creosote removal or chemical treatment to get the liner back to clean metal.
  • Clogged or bent DuraFlex caps and spark arrestors. Foothill canyon wind and Santa Ana gusts push twigs, leaves, and fine debris down the stack. A packed spark arrestor restricts draft and can force smoke back into the room, and bent cap hardware lets rain into the flue.
  • Cracked or spalling crowns and pulled flashing on DuraFlex prefab stacks. Citrus gets dry-summer heat followed by wet-winter rain, and that swing works on crown mortar and flashing seals year after year. We catch cracks before water migrates into the chase and rots framing.
  • Damper and firebox hardware on older DuraFlex assemblies that no longer seal. A damper that won’t close lets cold canyon air pour down the flue, and it also lets conditioned air escape year-round. We replace worn damper plates and adjust linkage so the firebox actually seals.
  • Undocumented creosote buildup between inspections. If you burn only during allowed SCAQMD days, the volume of ash stays low, but the creosote density climbs fast. A visual-only check misses what’s baked onto the liner wall, which is why we document liner condition during every Citrus sweep.

DuraFlex Service in Citrus: What Local Conditions Mean for Your Equipment

Citrus sits in the San Gabriel Valley foothills north of the 210 freeway, where the 91702 ZIP covers older Monrovia-adjacent bungalows and canyon-edge homes that burn wood on cool winter nights but face South Coast Air Quality Management District no-burn days. Few neighboring valley cities combine foothill canyon wind exposure with AQMD wood-burning restrictions in quite this way, and that combination does something specific to DuraFlex liners—though we see similar patterns with DuraFlex in Covina. When homeowners can only burn on scattered allowed days, they tend to build hot fires quickly rather than long, low, steady burns. That short-burst pattern leaves more unburned wood volatiles in the smoke, which condense as hard glaze on the liner wall. Add canyon wind pushing downdrafts and debris through the cap, and a DuraFlex liner in Citrus can look like a liner in Fontana that’s had twice the number of fires. For us, that means staged creosote removal and documented inspection are the core job here, not an add-on.

On a ranch home off the foothill edge near Monrovia-adjacent Citrus, we pulled the cap on a DuraFlex flexible-liner install and found the spark arrestor packed with wind-blown debris and the liner coated in hard glazed creosote from years of short AQMD-permitted burns. We ran rotary creosote removal, replaced the clogged cap, and left the homeowner with inspection documentation showing the flue clear for the next burn season. That’s what a Citrus sweep actually looks like.

DuraFlex Models & Products We Service in Citrus

We service the full DuraFlex lineup, including the Stainless Steel Flexible Liner relining kit, DuraTech factory-built chimney, DuraPlus all-fuel chimney, and Sure-Temp insulated chimney. For Citrus homes with original 1940s – 1970s masonry fireplaces and clay-tile flues now showing cracks or heavy glaze, we often recommend a DuraFlex stainless liner as a reline that preserves the original firebox without rebuilding the whole stack.

Our approach on parts is straightforward: genuine DuraFlex components for liner sections, cap assemblies, and anything where the UL listing depends on exact fit, and quality aftermarket parts for wear items like dampers and flashing when the OEM markup doesn’t buy you anything. That keeps Citrus repairs moving without waiting on a backordered factory part.

Before & after

See the difference

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Recent Project
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Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

DuraFlex Service Pricing in Citrus

A standard DuraFlex chimney sweep and inspection in Citrus runs $189 – $389 depending on liner condition and access. If we’re removing Stage 2 or 3 glazed creosote with rotary tools, add $150 – $400. Cap replacement runs $120 – $450 depending on model and whether the cap needs a custom fit for canyon wind exposure. Level 2 inspections, which we recommend whenever a home changes hands or a liner hasn’t been documented in years, run $250 – $500.

What drives cost: liner length and condition, roof access from foothill angles, and whether glazed creosote needs chemical treatment. Every estimate is free and we give you the number before we start. Call (833) 805-3229 to book, or use our DuraFlex sales & service page to see what we carry.

Serving Citrus, CA — Our Local Coverage Area

We’re based in the Citrus area and know this community well, and we also offer Azusa DuraFlex service nearby. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.

FAQs – DuraFlex Chimney Cleaning in Citrus

Service Areas Near Citrus

We serve Citrus and the surrounding foothill and valley communities, including our full Citrus service area. If you’re up the canyon, see our DuraFlex service in Piñon Hills page. If you’re west toward the San Gabriel Valley edge, our DuraFlex service in Meadowbrook page covers that side of the foothills. We also work Fontana, Bloomington, Rialto, Sunnyslope, Glen Avon, and Muscoy.

Book Your DuraFlex Service in Citrus Today

If your DuraFlex liner hasn’t been documented this year, or if your cap’s been taking canyon wind all winter, we’ll get it cleaned, inspected, and repaired in one visit. Call (833) 805-3229 for a free estimate, and we’ll put you on the schedule before burn season fills it up.

Written by Norm Castillo, Owner at Ashwood Chimney Sweep, serving Citrus since 2005.

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