Level 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 Liner & Rebuild Across Macungie
A full chimney liner replacement in Macungie typically runs $2,800-$5,500, while a partial rebuild of a damaged stack starts around $1,800 and can reach $7,000 for extensive masonry work. Most liner and rebuild jobs in Macungie are completed in a single day, with our crew dispatching from the Philadelphia office and carrying the full inventory of DuraFlex and HeatShield materials needed for same-day completion. Call (610) 991-8179 for a free estimate - we’ll look at your chimney, show you exactly what we see, and give you a number that won’t change.
We’ve been driving to Macungie for over four decades. We know the difference between a borough Victorian on Main Street with its original 1890s brick stack and a 2004 colonial in the Brookside Drive area with a factory-built fireplace tucked inside a vinyl-sided chase. That split matters because the repair protocol, the parts, and the warning signs are entirely different. Our technicians carry both traditional masonry tools and prefab component kits on every truck, so we don’t waste your time with a return visit.
Why Hearthstone Chimney Co. Is Macungie’s Preferred Chimney Liner & Rebuild Company
Macungie homeowners call us because we’ve built a reputation on showing, not telling. Every Level-2 inspection ends with photos you can see on the screen and a plain-English verdict - documented like an engineer, explained like a craftsman. There’s no “trust us” in our vocabulary. There’s only “here’s the picture, here’s what it means, here’s what it costs.”
Our 90-Day Done Right Promise is backed in writing with no paperwork and no arguing. If it’s not right, we make it right. That promise is governed by our K.E.Y.S. values: Krafted right, Every time, Your home first, Standing behind it. We’ve honored that code since 1984.
A live person answers our phones 24 hours a day, 7 days a week. Not a voicemail tree. Not a callback queue. When you call (610) 991-8179, you speak to someone who can book your Macungie appointment, answer your questions, and confirm your technician’s arrival window.
Our background-checked, uniformed technicians complete most liner and rebuild jobs in a single visit. No-hassle upfront pricing means the number on your estimate is the number on your invoice. We’ve heard too many stories from Macungie homeowners about contractors who lowballed the bid and padded the final bill. We don’t operate that way.
Our Chimney Liner & Rebuild Services in Macungie
Stainless Steel Liner Installation
Most Macungie Borough homes built before 1940 have unlined brick chimneys or original clay-tile flues that have cracked, shifted, or never met modern code. A stainless steel liner from DuraFlex creates a sealed, correctly sized vent path for your fireplace or heating appliance. We size the liner to the appliance, not the other way around. In a borough Victorian on Chestnut Street last season, we found a boiler venting into a flue built for a coal furnace - the mismatch was producing backdraft every time the laundry room door closed. The DuraFlex liner we installed solved it in four hours.

Flexible Liner Systems
Some of Macungie’s older masonry stacks have offsets, bends, or settled sections that a rigid liner won’t navigate. Flexible liners from DuraFlex conform to these irregularities while maintaining the same 316Ti stainless construction and lifetime warranty. We see this need most often in the borough’s early-20th-century frame homes where the chimney has settled slightly off-plumb but remains structurally sound. A flexible liner avoids the cost of a full rebuild when the stack itself is still solid.

Liner Replacement
Liner replacement is our most common Macungie service, and it’s where the industry’s worst upselling happens. Some companies quote a full rebuild when only the liner has failed. Our Level-2 camera inspection shows you the difference. We’ll display the cracked tile, the spalled mortar, or the gap between liner sections on the screen. If the surrounding masonry is sound, we replace only the liner. If the masonry is compromised, we’ll show you that too, and explain why. The choice is yours, and it’s informed by evidence you can see.

Partial Rebuild
Macungie’s freeze-thaw cycles - dozens of above-and-below-freezing swings every winter - destroy chimney crowns and spall mortar joints on the borough’s older brick stacks. Water gets in, freezes, expands, and opens gaps that let more water reach the flue liner. A partial rebuild addresses the damaged section - often the crown, the top few courses of brick, and the flue surround - without tearing down a sound chimney below. We match existing mortar color and brick profile so the repair disappears into the original structure. Our crew on a recent Main Street call replaced a crown and rebuilt the top four feet of a 1912 stack, then sealed the new masonry with a breathable water repellent formulated for Lehigh Valley conditions.

Full Chimney Rebuild
When a chimney has suffered catastrophic settling, extensive freeze-thaw damage, or long-term neglect, partial repairs become a patch job on a failing structure. A full rebuild removes the damaged stack to the roofline (or below, if the foundation has shifted) and reconstructs it with new brick, flue liners, crown, and cap. We handle the full scope: scaffolding, debris removal, masonry construction, and final inspection. For Macungie’s historic homes, we source matching brick and maintain the original architectural detail. The result is a chimney that will outlast the next generation of owners.

Liner Repair and HeatShield Restoration
Not every compromised liner needs replacement. HeatShield is a cerfractory sealant system that resurfaces cracked or spalled clay-tile flues from the inside, restoring a smooth, insulated vent path without removing the original tile. It’s ideal for Macungie chimneys where the tile is damaged but the surrounding masonry is sound. We also use HeatShield to repair smoke chamber parging - the corbelled area above the firebox that often deteriorates first. The application takes a few hours and cures to a hard, heat-resistant surface rated to 2,200°F.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Macungie
We stock DuraFlex stainless liners, HeatShield cerfractory systems, and Gelco chimney caps and components at our Philadelphia facility, which means Macungie jobs aren’t delayed waiting for parts to ship. For prefab chase repairs in East Macungie’s subdivisions, we carry Olympia Chimney chase covers and termination caps sized to the common factory-built units installed during the 1990s and 2000s buildout. Every material we use is professional-grade - no builder-grade substitutes that fail in five seasons. We choose brands that stand behind their products because we stand behind ours.
Common Chimney Liner & Rebuild Problems We See in Macungie Homes
- Factory-built fireplaces with cracked refractory panels and rusted chase covers. In East Macungie’s subdivisions, homeowners often book a “chimney sweep” for a unit that has never been inspected since construction. The living room looks fine. The chase cover above the roofline is rotted through, and the metal flue gaskets are failing at the joints. Our camera finds what the eye cannot.
- Freeze-thaw destruction of mortar joints and crowns on borough masonry stacks. Macungie’s position in the Lehigh Valley exposes chimneys to repeated wet-freeze cycles. Soft lime mortar in pre-1940 brick absorbs moisture, freezes, and spalls. The crown - the concrete cap that sheds water from the flue - cracks and allows water straight down the flue walls. We rebuild with modern mortar matched to the original, and pour crowns with integral drip edges and expansion joints.
- Unlined or mislined flues with incorrectly vented appliances. A boiler or water heater vented into a flue built for a fireplace creates draft problems, condensation damage, and carbon monoxide risk. The flue is too large, too cold, and too slow to establish proper draft. We install correctly sized liners - stainless for solid fuel, aluminum or stainless for gas per manufacturer spec - and document the installation for your insurance and code compliance.
- First-degree creosote progressing to third-degree glaze in wood-burning systems. Macungie’s cold winters make wood-burning a genuine heat supplement, not ambiance. First-degree creosote - flaky, sooty, easily brushed - is normal. Left uncleaned, it compacts into second-degree tar, then third-degree glazed creosote that cannot be brushed and requires chemical treatment or liner replacement. We catch it at inspection before it becomes a chimney fire hazard.
Pricing for Chimney Liner & Rebuild in Macungie, PA
Here’s what chimney liner and rebuild work costs in the Macungie market, based on jobs we’ve completed in the borough and East Macungie Township:
| Service | Typical Range in Macungie |
|---|---|
| Stainless steel liner replacement (single flue) | $2,800 - $4,200 |
| Flexible liner with offset navigation | $3,200 - $4,800 |
| HeatShield liner resurfacing | $1,800 - $2,800 |
| Partial rebuild (crown + top courses) | $1,800 - $3,500 |
| Full chimney rebuild to roofline | $4,500 - $7,000+ |
| Prefab chase cover replacement | $450 - $850 |
| Smoke chamber parging (HeatShield) | $1,200 - $1,800 |
These ranges reflect actual Macungie-area pricing. What moves a job to the higher end: multiple flues, difficult roof access, extensive mortar matching on historic brick, or concealed damage revealed only after camera inspection. What keeps it lower: straightforward flue geometry, accessible chase location, and catching problems before they spread. Every estimate is free. We inspect, photograph, explain, and quote before any work begins. Call (610) 991-8179 for yours.
Standing offers that apply: $50 off any repair over $250, free second opinion on any written estimate, and a permanent 5% senior and veteran discount.
We Also Serve Cities Near Macungie
Our Chimney Liner & Rebuild in Macungie crew regularly travels to Emmaus, East Greenville, Pennsburg, and Quakertown for liner replacements, partial rebuilds, and prefab chase repairs. The same technician who knows your Macungie neighborhood knows these towns too - same truck, same inventory, same 90-Day Done Right Promise.
Serving Macungie, PA - Our Local Coverage Area
We’re based in the Macungie 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 - Chimney Liner & Rebuild in Macungie
Your factory-built fireplace already has a metal flue liner built into the unit, but that liner and the surrounding components need inspection. We regularly find cracked refractory panels, rusted chase covers, and deteriorated door gaskets on 2000s-era prefab systems in the Brookside Drive area and surrounding subdivisions - damage invisible from the living room that compromises draft and creates fire risk. A Level-2 camera inspection of the full system, not just a sweep of the firebox, is what you need. Call (610) 991-8179 to schedule; estimates are free.
The borough Victorian likely has a clay-tile flue in a masonry stack, and the issue is usually cracked tile, spalled mortar, or an unlined flue with an appliance vented into it wrong. The East Macungie prefab has a metal flue inside a wood-framed chase, and the issue is usually component failure - cracked refractory panels, rusted chase cover, failed gaskets - in a system many homeowners mistake for permanent masonry. The diagnostic protocol, repair materials, and cost structure are completely different. Our crew carries both sets of tools and training, which is why we can serve both housing stocks without sending you to a specialist. Call (610) 991-8179 and we’ll send the right protocol for your house.
First-degree creosote is normal, brushable soot - not an emergency. It becomes a liner or rebuild issue only if it’s allowed to progress to third-degree glazed creosote, which cannot be brushed and can ignite at temperatures above 450°F. In Macungie’s cold winters, where wood stoves and fireplaces run hard for months, that progression happens faster than homeowners expect. We remove first-degree creosote during routine sweeping and inspect the liner condition while we’re there. If glaze has formed, we’ll show you the camera image and discuss chemical treatment or liner replacement before it becomes a fire hazard. Call (610) 991-8179 for a camera inspection - estimates are free.
Yes. The Lehigh Valley’s dozens of annual freeze-thaw swings - temperatures above freezing during the day, below at night, repeated for weeks - are particularly destructive to the soft mortar and porous concrete crowns on Macungie Borough’s older masonry. Water enters hairline cracks, expands when it freezes, and widens those cracks with every cycle. A compromised crown allows water into the flue liner, the smoke chamber, and the attic space, accelerating deterioration of everything below. We catch crown damage at inspection and can often repair it with crown sealant or partial rebuild before a full rebuild is necessary. The key is inspection, not waiting for water stains on the ceiling. Call (610) 991-8179 for a free estimate.
We show you. Every recommendation we make is supported by photographs from our Level-2 camera inspection that you see on the screen during the visit. If we say a liner is cracked, you’ll see the crack. If we say a crown is spalled, you’ll see the spalling. If the masonry is sound and only the liner needs replacement, we say so - we make less money on a liner-only job than a full rebuild, and we sleep better for it. Our 90-Day Done Right Promise means we have to stand behind what we sell, so we have no incentive to sell you more than you need. No work proceeds without your informed approval, and no estimate carries obligation. Call (610) 991-8179 for an inspection you can trust.
Ready to know exactly what your Macungie chimney needs? Call Hearthstone Chimney Co. at (610) 991-8179 for a free estimate. A live person will answer, day or night, and we’ll book your Level-2 camera inspection with photos you can see and a plain-English verdict you can trust. Done right - and we stand behind it.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Macungie and the Lehigh Valley since 1984.





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