Gas fireplace service
Sweep & inspection
Caps & crowns
Flue relining
Masonry repairLevel 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.
Why Westminster Homeowners Choose HeatShield Chimney Cleaning
We provide independent HeatShield chimney cleaning and service in Westminster, Colorado. HeatShield is a professional ceramic flue-resurfacing system, not a chimney brand or an appliance, so our work starts with a Level 2 inspection that tells us whether your flue is a candidate for resurfacing at all. We’re not affiliated with, authorized by, or a dealer for HeatShield. We’re an independent HeatShield service provider, and that independence is the point: we evaluate the flue first, then specify the right HeatShield product for its fuel type, size and condition.
Westminster sits at the edge of the Front Range where the 2006 and 2015 metro-area wood-burning regulations and Colorado’s winter ozone issues land hardest. Plenty of older homes here still burn wood or hold fireplaces that have to meet Front Range Air Quality Control Commission rules, so HeatShield work in this city regularly overlaps with burn-ban awareness and inspection of aging stoves. Chinook winds and rapid freeze-thaw cycles up against the foothills work creosote and moisture into flues in ways plains cities to the east don’t see.
We inspect it, sweep it, and fix it, all under one roof. Call (844) 785-0715 for a free estimate.
Why Trust Hillcrest Chimney Sweep for Your HeatShield Chimney Cleaning?
Our technicians know how HeatShield coatings behave after they’ve cured and spent several winters doing what flues do. They’ve pulled cameras through flues where a Cerfractory coating was laid over a surface that wasn’t clean enough, and they can read the difference between a coating that failed at application and one that failed because the flue stayed damp. That kind of pattern recognition is what you want in someone evaluating a resurfacing quote, because the wrong call costs you either a wasted repair or a liner you never needed.
For resurfacing work, the only correct material is HeatShield’s own system product matched to your fuel type. There’s no useful aftermarket substitute. Generic refractory mortar is a different product, and we don’t pass it off as HeatShield. We don’t stock or sell OEM HeatShield parts, and we don’t claim factory certification. What we do is repair, install and service HeatShield equipment with quality parts that fit it, using servicing practice that keeps a HeatShield system warranty intact. Our technicians have up to 9 years of experience, and it’s applied to chimney work exclusively. We’re a chimney specialist, not a generalist with a ladder.
Styles & brands we work with
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
Common HeatShield Chimney Cleaning Problems We Fix in Westminster
HeatShield coatings fail in predictable ways, and knowing the pattern is how you avoid paying for the wrong fix. Here’s what we see most often in Westminster chimneys.
- Cerfractory coating that spalls or delaminates. This usually traces back to application over a dirty, oily or wet flue surface. The coating lets go in sheets, and the clay tile joints it was meant to seal are exposed again. Once that happens, flue gases and creosote find their way back into the masonry chase.
- Hairline cracking after years of heating and cooling. A cured coating moves with the flue through years of hot burns and cold snaps. Fine cracks reopen the pathways the resurfacing closed. They’re easy to miss without a camera, which is why we scan rather than guess.
- Coating degradation in gas-appliance flues. Acidic condensate from a gas appliance attacks any coating that wasn’t specified for that fuel type. A flue serving a gas fireplace in the Westminster area needs the product matched to gas service, not wood service.
- Failed bond at flue tile offsets or oversize tile sections. Where the coating bridges a gap it can’t fully support, it eventually cracks or drops. The debris lands in the firebox and the homeowner notices flaking material before they notice anything else.
- White staining and moisture tracking on exterior brick. Efflorescence on the outside of the chase often means moisture is moving through masonry near a failed coating or a failing crown. Resurfacing may be part of the answer, but so is the crown and flashing work around it.
A typical case runs like this: a homeowner notices flaking material falling into the firebox or sees white staining on the exterior brick and books an inspection. A camera scan shows the HeatShield coating separating from the clay tile along one side of the flue. The usual cause is poor bond from surface prep at the original application, or coating applied where the flue stayed damp. A qualified local pro sweeps the flue clean, assesses tile condition and flue size with a camera, and recommends either recoating with the correctly specified HeatShield product or a liner if the tile itself is failing.
HeatShield Parts & Our Repair-vs-Replace Approach
HeatShield’s own system products are the only correct material for resurfacing, so the parts question comes down to which one the flue actually needs. The answer turns on two things: flue size and tile integrity. A mostly intact clay flue with joint gaps is a strong HeatShield candidate. Resurfacing seals those joints and restores a smooth, rated surface without tearing out tile. An oversize, collapsed or badly offset flue usually needs a liner instead, because no coating can supply structural support it doesn’t have.
We make that call with a Level 2 inspection and a camera scan you can watch with us. Nothing gets recommended without evidence you can see for yourself, and we’ll tell you plainly when work can safely wait. If a flue is borderline, we’ll say so rather than push toward the more expensive option. For liner cases, we install DuraFlex flexible liners, which handle deteriorated or improperly sized flues that resurfacing can’t correct. Call (844) 785-0715 to talk through what your flue needs.
Our HeatShield Service Process – Step by Step
- 1
Diagnosis. We start with a Level 2 inspection: camera scan of the full flue, assessment of tile condition, flue size, offsets and any existing HeatShield coating. We identify the fuel type, because that determines which HeatShield product applies.
- 2
Sweep and prep. Creosote removal comes before anything else. A coating applied over a dirty or oily surface is a coating that will spall, so the flue gets swept clean and checked for damp before resurfacing begins.
- 3
Repair or install. We apply the correctly specified HeatShield product for your flue, and handle mortar repointing at the crown and flue joints where the masonry needs it. If the diagnosis pointed to a liner instead, we install the liner system.
- 4
Test. We re-scan the flue after the work cures to confirm coverage and bond, and we show you the result. You get a clear picture of what changed and what to watch for.
- 5
Warranty and record. We document the work in a way that supports a HeatShield system warranty and gives you a service record for the next inspection. If you sell the house, that record matters.
See the difference
Before
After
Before
After
Before
AfterHeatShield Products We Service & Install in Westminster
We work with the HeatShield flue-resurfacing system across the range of applications it’s built for. That includes cast-in-place resurfacing mortar for restoring a flue’s interior surface, heavy-duty resurfacing compound for flues that need more than a light coat, flue sealant specified for wood-burning flues, and refractory mortar joint repair products for crown and flue-joint patching. Each one has a job it’s specified for, and matching the product to the flue is the whole game.
If you’ve had a resurfacing quote and you’re not sure which product it named, bring it to us. We’ll tell you whether it fits your flue’s fuel type and condition, and whether the work is needed now or can wait. Westminster homeowners deserve a straight answer on that before they spend money.
We Also Service These Brands
HeatShield isn’t the only system we know. We work with DuraFlex flexible liner systems for full liner replacement where resurfacing won’t hold, and with Gelco and Famco components for caps, covers and ventilation hardware. Olympia Chimney and Copperfield round out the product lines we handle. That breadth means your chimney gets the right solution rather than whatever a single-brand shop happens to sell.
FAQs – HeatShield Chimney Cleaning Service in Westminster
No. We’re an independent HeatShield service provider, not authorized, certified or affiliated with HeatShield. That independence is what lets us evaluate your flue first and recommend resurfacing only when the flue is a genuine candidate, rather than defaulting to a relining quote. Call (844) 785-0715 with questions about your flue.
Yes. For resurfacing work we use HeatShield’s own system products matched to the fuel type and flue condition, and we don’t substitute generic refractory mortar and call it HeatShield. We don’t stock or sell OEM HeatShield parts, but we repair, install and service HeatShield systems with quality parts that fit them. Call (844) 785-0715 to discuss your flue.
Most HeatShield resurfacing jobs are completed in a single visit, though drying and curing time depends on the product and the flue’s condition. A flue that’s been sitting damp takes longer to prep. We give you the expected timeline in the written estimate before any work starts. Call (844) 785-0715 for an exact timeframe.
We cover the HeatShield flue-resurfacing range: cast-in-place resurfacing mortar, heavy-duty resurfacing compound, sealant for wood-burning flues, and refractory mortar joint repair products. Matching the product to your flue’s fuel type and size is the first step. If you’re unsure what’s in your flue, we’ll run a camera and identify it. Call (844) 785-0715.
Not when the service is done correctly. HeatShield system warranties depend on the right product being matched to the fuel type and on proper surface prep before application, so servicing practice matters. We document what we find and what we apply, which supports your warranty record. Call (844) 785-0715 with the details of your system.
A standard chimney sweep runs $150 to $250 in the Westminster area, and a Level 2 inspection with camera typically runs $185 to $335. HeatShield resurfacing is quoted per flue based on length and condition, so it needs an on-site look before we put a number on it. A failed coating that turns out to need a liner instead is a different job entirely. The written estimate sets the final price with us. Call (844) 785-0715 for a free estimate.
Book Your HeatShield Service in Westminster, CO
Whether you’re dealing with flaking coating, a draft problem, or a flue you’ve never had inspected, we’ll tell you exactly what your chimney needs and nothing it doesn’t. Call (844) 785-0715. We answer 24/7, with fast dispatch from 7am to 7pm, Sunday through Friday. Estimates are free.
Written by the team at Hillcrest Chimney Sweep.