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.
HeatShield Chimney Cleaning in Mentone, CA | Ashwood Chimney Sweep
We provide independent HeatShield chimney cleaning and repair across Mentone (92359), and here’s the short answer: if your HeatShield-lined flue sits at the mouth of Mill Creek Canyon, it needs a post-Santa Ana inspection more than a routine winter sweep. Ember-laden wind drives ash and fine sediment into caps and panel joints in ways that flatland chimneys never see. We carry genuine HeatShield armor panels, joint sealant, and insulation blankets for repairs that actually hold. Call (833) 805-3229 and we’ll tell you exactly what your lining looks like before you spend a dollar on repairs.
Ashwood Chimney Sweep is an independent chimney service. We’re not affiliated with, authorized by, or endorsed by HeatShield. We’re the crew that sweeps, inspects, and repairs HeatShield-lined flues in these foothills because the product works here when it’s maintained right. You can explore our HeatShield sales & service page for more depth, but this page covers what Mentone owners specifically face.
Why Mentone Residents Choose Us for HeatShield Service
Norm Castillo started Ashwood Chimney Sweep after years working chimney and venting systems across the Inland Empire, and he’s been the guy Mentone homeowners call when a fireplace hasn’t been touched in years. Our crew has swept and repaired HeatShield-lined flues in the San Bernardino foothills for years, including HeatShield repair in Redlands and nearby communities, and we know how the armor panels and insulation blankets perform under Mentone’s grit-heavy, fire-season load.
Two things separate us from a generic sweep crew. First, we actually carry HeatShield replacement panels and joint sealant on the truck, so when we open up a flue and find separating joints, we can re-seal them that day instead of documenting the problem and telling you to wait for a quote. Second, we treat the whole flue system, not just the easy parts. Crown, cap, damper, firebox, liner, venting. Clean, inspect, repair, in one call. For the broader picture of where we work, see our Mentone service area page.
Norm learned his trade at Chaffey College’s HVAC and building systems program before narrowing to chimneys and flues, and he’s spent close to two decades working the foothill houses that dominate this part of San Bernardino County. A clean flue isn’t a luxury, it’s just the job done right.
Styles & brands we work with





Common HeatShield Chimney Cleaning Problems We Solve in Mentone
- Armor panel joints separating after Santa Ana thermal cycling. When those canyon winds pull ember-laden air through the flue, panel seams expand and contract faster than the original mortar bed. We see this on 1960s and 1970s ranch homes where the HeatShield lining was retrofitted years ago and never re-inspected. We re-seal with HeatShield joint sealant, not generic refractory mortar.
- Insulation blanket edges packed with canyon sediment. After a wind event, fine grit and charred leaf bits wedge between the blanket and the panel edges, blocking the air gap. That causes hot spots and premature panel cracking. A routine sweep won’t catch this; a camera inspection will.
- Spalling brick behind the HeatShield lining. Mentone’s older masonry chimneys were built between the 1940s and 1970s. When water gets past a failing crown or cap, the original brick crumbles behind the liner. The HeatShield looks fine from inside, but the substrate is rotting. We check the crown and cap on every visit because that’s where the damage starts.
- Damper and firebox frame corrosion on inserts with narrow flues. Retrofitted fireplace inserts often have narrower flues that collect creosote and canyon grit fast. The HeatShield system ends up doing more work than it was sized for, which accelerates panel wear. We sweep these more aggressively and inspect the damper frame for rust and ash packing.
- Clogged caps screening the wrong thing. A standard cap with a fine mesh screen traps ash and leaf bits in Mentone faster than it would elsewhere. The cap packs solid, draft drops, and smoke backs into the living room. We replace under-screened caps with multi-flue models rated for ember intrusion while still allowing proper venting.
HeatShield Service in Mentone: What Local Conditions Mean for Your Equipment
Mentone sits directly at the mouth of Mill Creek Canyon, and that location changes the maintenance schedule for any HeatShield-lined chimney in 92359. After a Santa Ana wind event or a mountain fire, we routinely pull caps packed with loose ash, charred leaf bits, and fine sediment from the canyon upstream. That’s not something a homeowner in Fontana, Rialto, or even those seeking HeatShield in Yucaipa deals with to the same degree; the canyon concentrates wind and airborne debris and points it straight at Mentone’s rooftops. The HeatShield liner itself can handle high heat and thermal stress, but the system around it, the cap, the crown, the panel joints, the air gap behind the insulation blanket, that’s what suffers when wind-driven grit works its way into places it was never meant to go. We’ve learned to treat every post-Santa Ana cleaning in Mentone as a fire-season inspection first and a routine sweep second. The cleaning schedule here is dictated by the canyon’s smoke path and air quality, not by winter heating demand.
On a ranch-style 1960s home off Crafton Avenue in Mentone, our tech pulled a HeatShield-lined flue apart after a Santa Ana event and found the cap screen clogged with charred leaf bits and the armor panel joints packed with fine canyon sediment. We vacuumed and brushed the flue, re-sealed two separating panel joints with HeatShield sealant, and replaced the cap with a multi-flue model screened for ember intrusion, then walked the homeowner through the before-and-after on the Level 2 camera.
HeatShield Models & Products We Service in Mentone
We work on the full HeatShield product line for residential chimneys in Mentone. That includes the HeatShield Armor Panel relining system, the HeatShield Insulation Blanket used in zero-clearance applications, HeatShield Joint Sealant and refractory mortar for seam repair, and HeatShield custom cap and crown assemblies for weather and ember protection. For any repair that touches the lining, we use genuine HeatShield replacement panels, joint sealant, and insulation blankets. Aftermarket panels vary in thickness and don’t seal the same way, and on a flue that’s already dealing with Mentone’s grit load, that difference shows up fast.
If a HeatShield lining is still bonded and the substrate is sound, we repair and re-seal it. If panels are delaminating across multiple courses or the brick behind has spalled through, we recommend a full reline rather than patching a failing system. You’ll get the camera footage either way so you can see what we see.
See the difference
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After
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After
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AfterHeatShield Service Pricing in Mentone
HeatShield chimney cleaning in Mentone typically runs $175 to $350 for a standard sweep and camera inspection, depending on flue condition and whether we’re dealing with a masonry fireplace or a narrower insert flue. Re-sealing one or two armor panel joints adds $95 to $210. A Level 2 inspection after a Santa Ana event or before a real estate transaction runs $250 to $450, and that’s where we catch panel separation before it becomes a reline. Full relining costs more, but we won’t recommend it unless the camera shows the substrate failing; nobody should pay for a liner they don’t need. Every estimate is free, and every recommendation comes with photos you can see for yourself. Call (833) 805-3229 for an exact quote.
Serving Mentone, CA — Our Local Coverage Area
We’re based in the Mentone area and know this community well, and we also provide HeatShield service in Highland. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – HeatShield Chimney Cleaning in Mentone
Yes. A standard sweep isn’t enough after a heavy wind event here because the cap screen and panel joints pack with canyon sediment that a brush alone won’t fully clear. We vacuum the flue, clear the cap, and run a camera to check for grit wedged behind panel edges. It’s a fire-season inspection, not just a winter sweep. Call (833) 805-3229 and we’ll schedule it.
You’ll notice draft problems first: smoke backing into the room, a fireplace that won’t hold a fire, or a burning smell that lingers. You might also see fine white or gray grit at the base of the firebox, which is panel material or refractory mortar breaking down. The only way to be sure is a camera inspection; we include that with every sweep. Call (833) 805-3229 and we’ll look.
We match what’s already there. We’re an independent service, not tied to any single product line, but we carry genuine HeatShield panels and sealant because they hold up better than aftermarket substitutes in Mentone’s conditions. If your system is too far gone for panel repair, we’ll show you the camera footage and walk through your options plainly. Call (833) 805-3229 for an honest read.
A multi-flue cap with a coarser ember screen usually works better here than a standard fine-mesh cap, because fine mesh packs solid with canyon sediment and kills your draft. We stock cap options rated for ember intrusion that still let the flue breathe, and we’ll swap yours if it keeps clogging. Call (833) 805-3229 for a cap check.
No. You can schedule a standard sweep and we’ll do a visual and basic camera pass as part of it. But if the insert hasn’t been pulled in years or you’ve had a wind event, a Level 2 inspection is worth the extra cost because it catches panel separation you can’t see from the firebox. Call (833) 805-3229 and we’ll tell you which level your setup actually needs.
Service Areas Near Mentone
We also serve the surrounding foothill and valley communities, including HeatShield service in Los Serranos, HeatShield service in Lake Arrowhead, Fontana, Bloomington, and Rialto. If you’re in Mentone or anywhere in the 92359 corridor, we’ll come out and take a look.
Book Your HeatShield Service in Mentone Today
If you’ve got a HeatShield-lined chimney in Mentone that hasn’t been checked since the last Santa Ana, don’t wait for smoke to back into the house. We also offer HeatShield service in Calimesa for homeowners outside Mentone. Call Norm and the crew at (833) 805-3229. We’ll schedule a sweep and camera inspection, and you’ll get a straight answer on what your flue needs and what can wait.
Written by Norm Castillo, Owner at Ashwood Chimney Sweep, serving Mentone and the San Bernardino foothills since the early 2000s.