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Chimney Repair · Flemington, Hunterdon County

Chimney Repair in Flemington, NJ

Flemington's chimneys are among the oldest in the county. The Victorian and early-1900s houses have tall brick chimneys laid in soft lime mortar, often with several flues that served coal and later oil heating alongside fireplaces. Downtown brick buildings have chimneys rising through flat roofs where snow and ponded water sit against the base. More than a century of freeze-thaw has eroded the mortar, cracked the crowns and begun to spall the brick on many of them.

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  • Mon – Sat: 9:00 AM – 8:00 PM
Restored chimney with a new stainless steel chimney cap and sealed crown

Asset Roofing & Chimney repairs, repoints, rebuilds and relines chimneys throughout Flemington, on houses and on the commercial buildings downtown. We rebuild crowns, install caps, replace flashing, waterproof masonry, clean flues and install stainless-steel liners for fireplaces, stoves and heating appliances. We are licensed and insured, based in Cliffside Park, and estimates are free.

Two new chimney caps on a brick chimney in winter
Asset crew at work. Photos are from our jobs across North New Jersey.

Repair, repoint or rebuild in Flemington

For Flemington's old brick, the goal is to stop water before the masonry deteriorates further. That usually means repointing open joints with a mortar matched to the softness of the brick, rebuilding the crown with a proper overhang and drip edge, capping every flue and applying a breathable water repellent. If the upper courses are badly spalled or the chimney leans, we rebuild from a sound course up and match the brick as closely as we can.

Inside, any flue serving a fireplace, stove or heating appliance should be inspected and lined to suit its current use. We also coordinate flashing repair with any roofing work so the chimney base is addressed once and correctly, whether it passes through a steep shingle roof or a downtown flat roof.

Licensed & insured Free written estimates Based in Cliffside Park, Bergen County

Flemington Specifics

Chimney problems we see in Flemington

Lime mortar eroded by freeze-thaw

Old Flemington chimneys were laid with lime-based mortar that washes out faster than modern mortar. Open joints let water into the stack. Repointing with a compatible mortar is essential; a mortar that is too hard damages the soft brick around it.

Spalling brick near the top

Water absorbed into old brick freezes and pops the face off, starting at the crown and working down. Early repointing and waterproofing slow it. Advanced spalling means rebuilding the upper courses from a sound level.

Flues converted between fuels

Many older homes have flues that served coal, then oil, then gas appliances. Each change left the flue oversized or deteriorated for the current use, and corrosive condensation damages the masonry from inside.

Counter flashing pulled from joints

On tall chimneys the counter flashing was let into mortar joints that have since eroded. The metal loosens, the joint opens and water runs behind the step flashing into the attic.

Chimneys through downtown flat roofs

Chimneys rising through Main Street's flat roofs sit in snow and standing water. The membrane termination and flashing at the base are frequent leak points, and the crown takes the same freeze-thaw damage as any in the county.

Our Work

Chimney Repair: how our crews work

Real Asset jobs across North New Jersey. We serve Flemington and every town in Hunterdon County.

Brick chimney rebuild in progress by an Asset Roofing & Chimney mason
Rebuilt brick chimney with a new crown and stainless cap
Rebuilt brick chimney and new cap seen from the roof
Brick chimney with newly repaired flashing

Special Offers

Offers for Flemington homeowners

Roofing & Chimney 5% Off

Senior Discount: 5% Off

Homeowners 65 and over save 5% on roofing and chimney work. Just mention it when you call or send the form.

Get a Free Estimate
Mention code SENIOR5 No expiration Homeowner must be 65 or older. Discount up to $750 per project. One offer per household. Cannot be combined with other offers. Must be mentioned before the estimate is signed. Valid for new contracts in our North New Jersey service area.
Chimney $250 Off

$250 Off a Chimney Rebuild or Stainless Liner

Save $250 on a chimney rebuild from the roofline up or a new stainless steel liner installation. Both include a written inspection report with photos.

Request Chimney Service
Mention code CHIMNEY250 Expires Dec 31, 2026 Applies to chimney rebuilds and full liner installations. One offer per household. Cannot be combined with other offers. Must be mentioned before the estimate is signed. Valid for new contracts in our North New Jersey service area.

FAQ

Chimney Repair in Flemington: your questions

Can you match the brick on my old Flemington chimney?

We make every effort to match size, color and texture when rebuilding part of a historic chimney, and we use a mortar appropriate for older brick. An exact match is not always possible with century-old materials, and we show you options before work begins.

Why does my chimney leak when the roof was just replaced?

A new roof does not fix a cracked crown, open mortar joints or porous brick. Water enters the top and sides of the chimney and travels down inside the stack. We inspect the crown, masonry and flashing together to find the real source.

Do you reline old flues for gas furnaces and water heaters?

Yes. Older Flemington homes often have heating appliances venting into oversized or deteriorated flues that once served coal or oil. We install liners sized to the appliance, which improves draft, keeps corrosive condensation off the masonry and protects the chimney from further damage.

Do you repair chimneys on commercial buildings downtown?

Yes. We work on chimneys rising through flat roofs along Main Street and elsewhere in the borough, repairing the crown and masonry and rebuilding the flashing and membrane termination at the base. We handle both residential and commercial properties.

Nearby

Chimney Repair near Flemington

We serve every town in Hunterdon County. Nearby towns with their own chimney repair page are linked.

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Ready to schedule chimney repair in Flemington?

Tell us what you are seeing. We will come out, take a look, explain what we find, and give you a free written estimate. No pressure.

Request Chimney Service (201) 727-3113

Mon – Sat: 9:00 AM – 8:00 PM