Finding the chimney leak and fixing it in River Run
A hose water test when the job calls for it, run in stages so the result means something.
- Owned and run locally
- Available for same-day service
- Fully licensed and insured
- Family owned and run
Leak symptoms we trace in River Run
- Powdery white residue on the brick
- Brick faces flaking or crumbling
- Water marks returning after a patch
- Dark brick patches long after rain stops
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How we trace a chimney leak to its source
Earlier patches as clues
A chimney that has leaked before often carries layers of earlier repairs. Smears of sealant, patched joints and coatings each tell part of the story. They show where someone once thought the water was getting in.
We look at each patch and ask whether it is still sound or whether water is now bypassing it. A patch that failed can point straight at the path. A patch that holds can rule an area out. Tell us what you know about past repairs, even roughly.
Powdery white residue on the brick
A powdery white residue on brick is left by salts that water carries out of the masonry and leaves behind as it dries. On a chimney it shows that water is moving through the brick and mortar, either from outside or from the flue.
The residue is a sign of water, not a cause of leaks. Brushing it off does nothing about the water. We note where it appears, inside or outside, and use it as one more clue to the path. The source of the moisture has to be dealt with before the residue stops coming back.
Film coatings that keep brick wet
Some clear coatings form a film on the surface of brick. If water gets behind the film through a crack or an open joint, it may not dry out through the face. The brick can then cloud, stain or break at the surface.
If a coating was applied to your chimney in the past, tell us what you know about it. We look for the signs of trapped water. The findings say whether the coating is involved, and whether any future treatment should be a breathable water repellent applied after repairs.
Cap and crown are different parts
People often use cap and crown to mean the same thing. They are not. The crown is the solid top of a masonry chimney around the flue. The cap is the cover, usually metal, that sits over the flue opening to keep rain and animals out.
Each can leak in its own way. A missing cap lets rain straight down the flue. A cracked crown lets water into the masonry. Our findings say which part is at fault, and the estimate names it correctly, so you know what is being repaired.
Leak checks listed in your estimate
- Symptom history and leak log review
- Debris cleaned up and hauled away
- Hidden damage flagged for assessment
- Follow-up after the next heavy rain
Common questions on tracing a leak
Will one repair stop the leak for good?
If the confirmed path is the sole way in, the repair should close it. Some chimneys have two paths, and fixing one reduces the leak without ending it. We say when we suspect more than one and explain the order of repairs.
Is there a charge for the leak inspection?
The inspection costs nothing, and neither does the estimate that comes out of it. If more investigation is needed, such as opening an area, it is offered as a separate item that you approve before it happens.
Can a missing cap let rain reach the firebox?
Yes. An uncovered flue lets rain fall straight onto the smoke shelf, the damper and the firebox floor. Rust flakes and wet debris there are typical signs. The cap work is quoted as its own item once the top is confirmed as the path.
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Local service. Careful repairs. A fireplace worth coming home to.
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Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting 
Copperfield Chimney Supply 
Rutland 
Heatilator 
Heat & Glo