The stain is in the living room, but the chimney looks fine from the street. Is that possible?

Yes, and it is common. Water usually enters at the crown, cap or flashing — up on the roof, out of sight from the ground — then runs down inside the chimney and shows up a floor or two below. Finding the entry point is the first part of the job.

Does a leaking chimney need a permit in Schenectady?

In New York, permits are issued locally by the municipal building department and code enforcement officer, not by a state agency. Structural masonry work such as rebuilding a chimney above the roofline typically needs one; routine sweeping and inspection generally do not. Requirements vary between jurisdictions, so call the local building department before work begins.

Are chimney contractors licensed in New York State?

New York does not issue a statewide license for chimney sweeping, inspection or masonry repair. It is handled locally, and many upstate municipalities require only local registration or nothing at all. You can verify current requirements with the city or county consumer affairs or licensing office where the work will be done.

My house is from the 1920s and the chimney was never lined. Does that matter for a leak?

It can. Unlined masonry chimneys are very common in Schenectady's pre-1940 stock, and without a liner there is nothing between water, soot and the brickwork. The technician will tell you what he finds and explain the reasoning before anything is agreed.

What does One Call Chimney actually do?

We are a referral and scheduling service that arranges chimney work with independent sweeps and masons across all fifty states. We are not the contractor and we do not perform the work ourselves. We set up the visit; the independent technician inspects, prices and does the job.

How do I know what I am paying for?

Every job starts with a free estimate. The technician inspects the chimney and gives you the price before any work starts, and you approve it first. Ask to see the camera footage and ask for the reasoning in writing.

Water coming in in Schenectady, NY

You have a damp patch on the ceiling next to the chimney, or a stain running down the wall above the firebox. Water is getting into the chimney somewhere above that spot and travelling down inside the structure. The wet mark is almost never directly under the hole. Rain enters at the crown, the cap, the flashing where the chimney meets the roof, or straight through the brick and mortar itself, then follows the easiest path down until it reaches plaster or drywall.

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In Schenectady that path gets easier every winter. The city has cold, snowy winters with temperatures regularly dropping into the teens and below, and multi-day deep freezes. Water soaks into brick and mortar, freezes, expands and widens the crack it is sitting in. Thaw, repeat. Cracked crowns and spalling masonry from freeze-thaw are routine here. A large share of Schenectady's housing was built before 1940, during the General Electric and American Locomotive years, and masonry chimneys with original fireplaces are widespread in that older stock. Humid New York summers keep unused flues damp, which is where the creosote odors and interior staining come from.

While you wait — please don't

Do not just paint or patch the stain. Covering the mark hides the evidence while water keeps running behind it, and the damage underneath keeps spreading.
Do not seal the chimney with a hardware-store coating. A non-breathable sealer traps moisture inside the brick, and trapped water freezes and breaks the masonry apart faster.
Stop using the fireplace if the flue has been soaked. Water damages liners, and a cracked or deteriorated liner can let heat and combustion gases reach places they should not go.
Keep clear of the base of the chimney outside. A chimney that has been wet for years can become structurally unsound, and falling brick is a hazard at the base.
If anyone feels dizzy, sick or confused near the appliance, get out. Those can be carbon monoxide symptoms — leave the house, then call 911 from outside.

What the technician does

The entry point is traced, not guessedThe technician works from the stain back up to where water is actually getting in. The point is to find the hole rather than seal over the area and hope.
Flashing checked and replacedWhere the chimney passes through the roof, flashing is the usual culprit. New flashing is counter-flashed into the mortar joint so water is shed rather than funnelled behind it.
Crown repaired or recastThe crown is the concrete slab on top. If it is cracked through, it is repaired or recast so rain runs off the chimney instead of soaking into it.
Cap fittedA cap keeps rain and snow out of the open flue. It also keeps out the wildlife that likes a warm vertical hole.
Repointing and brick replacementFailed mortar joints get raked out and repointed, and spalled brick — brick with the face popped off — is cut out and replaced.
Breathable water repellent where appropriateOn sound masonry, a breathable repellent slows absorption while still letting the brick dry out. It is applied where it helps, not as a substitute for the repair.

Why this happens in in Schenectady, NY

Schenectady sits well inland on the Mohawk River, so there is no salt air eating at the masonry. The damage here is water and cold. Freeze and thaw widens every crack it finds, and wind-driven rain gets in where ordinary rain simply runs past — which is why a chimney can look fine in a summer downpour and leak in a November storm. Heavy upstate snow loads add stress to flashing and caps, and snow sitting against a chimney stays in contact with the brick far longer than rain ever does.

Older neighborhoods show this most. The Stockade Historic District sits low along the Mohawk and has a long history of spring flooding and ice jams, so moisture issues are already familiar to owners there. Across Mont Pleasant, Goose Hill, Bellevue, Upper Union Street and the GE Realty Plot, century-old unlined masonry chimneys are common service calls. Demand locally spikes in late fall, before the first freeze, and again in early spring when the winter's damage becomes visible. Exterior masonry work across New York concentrates in warmer months, when mortar can cure without freezing, so a leak found in March is often best scheduled with that in mind.

Questions people ask

The stain is in the living room, but the chimney looks fine from the street. Is that possible?: Yes, and it is common. Water usually enters at the crown, cap or flashing — up on the roof, out of sight from the ground — then runs down inside the chimney and shows up a floor or two below. Finding the entry point is the first part of the job.
Does a leaking chimney need a permit in Schenectady?: In New York, permits are issued locally by the municipal building department and code enforcement officer, not by a state agency. Structural masonry work such as rebuilding a chimney above the roofline typically needs one; routine sweeping and inspection generally do not. Requirements vary between jurisdictions, so call the local building department before work begins.
Are chimney contractors licensed in New York State?: New York does not issue a statewide license for chimney sweeping, inspection or masonry repair. It is handled locally, and many upstate municipalities require only local registration or nothing at all. You can verify current requirements with the city or county consumer affairs or licensing office where the work will be done.
My house is from the 1920s and the chimney was never lined. Does that matter for a leak?: It can. Unlined masonry chimneys are very common in Schenectady's pre-1940 stock, and without a liner there is nothing between water, soot and the brickwork. The technician will tell you what he finds and explain the reasoning before anything is agreed.
What does One Call Chimney actually do?: We are a referral and scheduling service that arranges chimney work with independent sweeps and masons across all fifty states. We are not the contractor and we do not perform the work ourselves. We set up the visit; the independent technician inspects, prices and does the job.
How do I know what I am paying for?: Every job starts with a free estimate. The technician inspects the chimney and gives you the price before any work starts, and you approve it first. Ask to see the camera footage and ask for the reasoning in writing.

One call

Call (866) 576-7943 and we will arrange for an independent chimney technician to look at the leak in your Schenectady home. The estimate is free, and you see the price and approve it before any work starts.

Call now · (866) 576-7943