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 Fireplace Services Across Blackwood
Fireplace services in Blackwood, NJ typically cost $180-$650 depending on the work needed, and most repairs are completed in a single visit with upfront pricing agreed before we start. We’re Hearthstone Chimney Co., and we’ve been serving South Jersey homeowners for over 42 years. Our dispatch and scheduling is coordinated from our New York City office, but our crews live and work locally - we know the tract homes off East Church Street, the Cape Cods near Blackwood Lake, and the split-levels clustered around the Blackwood-Clementon Road corridor. When you call (856) 543-2929, a live person answers, day or night. We’ll book a time that works, show up when we say, and explain what we find in plain English.
What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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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.
Why Hearthstone Chimney Co. Is Blackwood’s Preferred Fireplace Services Company
Blackwood homeowners have long memories about contractors. So do we. We’ve built our reputation one job at a time across Gloucester Township, and we plan to be here in thirty more years - which means we treat every house like we’ll be back to service it again.
Our Blackwood customers know that Russell Haines and our team document every inspection with photos they can see and a written verdict they can understand. No jargon, no pressure. The 90-Day Done Right Promise backs every job in writing - if it’s not right, we come back, no arguing, no paperwork chase. Background-checked, uniformed technicians. Most jobs done in one visit. The number on the estimate is the number on the invoice.
Calls are answered by a live person 24 hours a day, 7 days a week - not a voicemail tree, not a callback tomorrow. That’s how we’ve operated since 1984.
Our Fireplace Services in Blackwood
Gas Fireplace Service
Most Blackwood gas fireplaces we service were converted from oil heat decades ago, and the original oversized flue is still in place. That mismatch matters. High-efficiency gas furnaces and fireplaces produce cooler, wetter exhaust that condenses inside an unlined or oversized clay tile flue, eating mortar joints and clay tile from the inside. We inspect with a camera, measure the flue against the appliance’s venting requirements, and install correctly sized liners from HeatShield or DuraFlex when the original passage is too large - part of our Chimney Liner & Rebuild in Blackwood. Done right - and we stand behind it.

Wood Burning Fireplace
Blackwood’s wood-burning fireplaces see real use during South Jersey’s shoulder seasons, when temperatures hover around freezing and homeowners want the radiant heat. But those same freeze-thaw cycles work mortar loose and open crown cracks that let water into the firebox. First-degree creosote builds fast in a damp firebox - it’s the thin, flaky deposit that looks harmless but ignites at the lowest temperatures. We remove it completely during Blackwood Chimney Cleaning & Sweep, inspect the firebox and smoke chamber with a camera, and repair cracked brick or deteriorated mortar with professional-grade materials. No builder-grade substitutes.

Fireplace Insert
A fireplace insert is often the smartest fix for Blackwood’s aging masonry fireplaces - especially when the original flue is oversized, cracked, or shared with a neighboring stack. We size and install inserts from trusted manufacturers, venting them through a properly sized stainless liner that eliminates the condensation problems of the original oil-era chimney. Inserts transform drafty, inefficient fireplaces into sealed combustion systems that heat the room instead of the chimney. Most installations complete in one day, with no-hassle upfront pricing so there are no surprises on the bill.

Damper Repair
Blackwood’s dampers take a beating. Heat loss through a rusted or misaligned damper costs homeowners real money every winter, and a damper that won’t fully close lets downdrafts carry neighbor’s flue gases or chimney odors straight into the living room. We handle Chimney Repair in Blackwood like damper work, repairing or replacing throat and top-sealing dampers including lock-top and energy-top models from Gelco and Olympia Chimney. If the damper frame is embedded in deteriorated firebox brick, we’ll rebuild the surrounding masonry so the new damper seats square and seals tight.

Firebox Repair
The firebox is where the fire lives, and in Blackwood’s 1950s-1970s homes, it’s often showing its age. Cracked refractory panels, spalling brick, and deteriorated mortar joints let heat escape into surrounding framing - a genuine safety hazard. We repair fireboxes with HeatShield refractory restoration systems or hand-lay matching firebrick, depending on the damage. Every repair is documented with before-and-after photos, and everything is covered by the 90-Day Done Right Promise.

Fireplace Conversion
Converting a wood-burning fireplace to gas - or updating an old gas setup to a modern direct-vent or vent-free insert - requires more than dropping in a burner. In Blackwood, we first verify that the existing chimney can safely vent the new appliance, or we install a dedicated venting system. We handle the gas line coordination, permit requirements, and final inspection. The result is a fireplace that lights with a switch, heats efficiently, and doesn’t depend on a deteriorating masonry flue.

Trusted Brands We Service in Blackwood
We stock parts and materials from HeatShield, Gelco, and Olympia Chimney - brands we’ve trusted for decades because they hold up in real South Jersey conditions. When your Blackwood home needs a liner, a damper, or refractory repair, we don’t order from a catalog and wait two weeks. We carry what we need, which means faster turnaround and fewer return visits. Our Fireplace Services team works exclusively with professional-grade materials - no builder-grade substitutes, no corner-cutting.
Common Fireplace Services Problems We See in Blackwood Homes
- The oversized oil-era flue now venting gas condenses moisture against cold brick, spalling mortar joints and cracking clay tile from the inside. Homeowners often mistake the sour, kerosene-like odor for “just an old chimney smell” - it’s actually combustion gases and condensation byproducts leaking through deteriorated masonry.
- Adjacent and shared stacks in Blackwood’s dense tract housing let a neighbor’s appliance flue gases migrate through porous or unsealed masonry into a neighboring fireplace, producing mystery odors and cross-contamination that no amount of indoor air freshener will fix.
- Repeated freeze-thaw cycles around the 32°F threshold in South Jersey work mortar and crown joints loose, opening pathways for water that then feeds first-degree creosote buildup in the firebox and smoke chamber - a hidden fire risk that camera inspection reveals.
- Original clay tile flue liners installed 50-70 years ago are reaching end-of-life simultaneously across whole Blackwood neighborhoods, meaning the cracked liner your neighbor just replaced is a preview of what your chimney needs.
Pricing for Fireplace Services in Blackwood, NJ
A typical gas fireplace service or tune-up in Blackwood runs $180-$280. Damper repair or replacement generally falls between $320-$480. Firebox repair with refractory panel replacement or HeatShield restoration ranges $450-$850 depending on access and extent. Fireplace insert installation with properly sized stainless liner typically runs $2,800-$4,200. Full fireplace conversion from wood to gas, including gas line coordination and venting, usually ranges $3,500-$6,000.
What affects cost: the condition of the existing flue, whether the chimney is shared or adjacent to a neighbor’s stack, access for our equipment, and whether the original oil-era flue requires resizing. We provide no-hassle upfront pricing - the number on the estimate is the number on the invoice. Estimates are free. Call (856) 543-2929 for an exact quote.
We Also Serve Cities Near Blackwood
Our crews work throughout Gloucester Township and surrounding communities, including Fireplace Services in Blackwood and nearby Voorhees, Bellmawr, Haddonfield, and Mantua. The same live-answer phone, same documented inspections, same 90-Day Done Right Promise apply wherever we work.
Serving Blackwood, NJ - Our Local Coverage Area
We’re based in the Blackwood 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 - Fireplace Services in Blackwood
That sour, kerosene-like odor usually means your original oversized oil-era flue is now venting a high-efficiency gas appliance, and the cool, moist exhaust is condensing inside unlined or deteriorated clay tile. The condensation carries combustion byproducts and spills into your living space through cracks or a failed damper. We identify the source with a Level 2 camera inspection, then install a correctly sized liner or repair the firebox to stop the odor at its source. Call (856) 543-2929 for a free inspection - estimates are free.

Blackwood’s tract homes were built from identical plans with identical materials, so your chimneys are the same age, the same construction, and subject to the same freeze-thaw cycles and oil-to-gas conversion history. When one clay tile liner reaches end-of-life, the neighbor’s usually isn’t far behind. We inspect shared and adjacent stacks for cross-contamination pathways and recommend coordinated repairs when both homeowners are ready. Call (856) 543-2929 for a free inspection - estimates are free.

A liner is too big if its cross-sectional area exceeds 7 times the appliance’s flue collar area for gas, or if you can see condensation staining, spalled tile, or water pooling in the flue during inspection. We measure with a camera and specialized tools, then compare against NFPA 211 sizing tables. An oversized liner kills draft, wastes fuel, and destroys masonry from the inside. Call (856) 543-2929 for a free inspection - estimates are free.

First-degree creosote is the thin, flaky, sooty deposit that forms when wood burns with adequate air supply - it’s the most common type in South Jersey’s damp winters. It ignites at the lowest temperature of all creosote stages and builds fast in fireboxes with moisture intrusion from cracked crowns or loose mortar. We remove it completely during every sweep and inspect for the water entry that feeds it. Call (856) 543-2929 for a free inspection - estimates are free.

Yes. Gas fireplaces need annual inspection for burner condition, venting integrity, and carbon monoxide risk. Unused wood fireplaces still collect moisture, debris, and animal nesting that obstruct flues and damage masonry. And in Blackwood’s tract housing, your “unused” fireplace may share a stack with an actively venting furnace or water heater. Call (856) 543-2929 for a free inspection - estimates are free.
Ready to get your Blackwood fireplace inspected, repaired, or converted? Call Hearthstone Chimney Co. at (856) 543-2929 any time - day or night, a live person answers. We’ll book your free estimate, show up when we say, and give you photos you can see and a plain-English verdict you can trust.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Blackwood and South Jersey since 1984.






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