Repointing chimney brickwork with matched mortar in Grapeland Heights
New joints are tooled to shed water and kept damp while the mortar cures.
- Owned and run locally
- Available for same-day service
- Fully licensed and insured
- Family owned and run
Joint trouble you can spot from the yard
- Gaps opening between brick and mortar
- Joints on one face far worse than others
- Stepped cracks following the mortar lines
- Water inside after rain on one side
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Joint repair that protects the brick
Keeping the new mortar no stronger than the old
There is a second limit worth knowing. The brick industry's maintenance guidance says repointing mortar should be equal to or lower in strength than the original mortar in the wall. A stronger mix concentrates stress where mortar meets brick and can spall the brick face.
We look at the existing mortar, its hardness and how it has weathered before choosing the repair mix. Where the original is unusually soft, the new mortar has to respect that. We explain the choice in plain words and record it in the written record of the work.
Joint shapes that hold water on a chimney
Some joint finishes suit interior walls better than chimneys. Brick industry guidance does not recommend raked, struck, flush and similar joints outside. They are not compacted at the surface, or they leave small ledges where water can sit.
On a chimney, water resting on those ledges soaks into the joint and the brick edge. We point out when an existing profile is part of the water problem. Changing it is a choice with visual consequences, so we explain both sides before any repointing starts.
Waiting before cleaning new mortar
Newly repointed brick should not be scrubbed or treated with cleaners straight away. Federal preservation guidance explains that new joints need time to harden fully and that acids should never go on dry masonry. Harsh cleaning can etch fresh mortar and stain the brick.
If the chimney also needs cleaning, we explain the right order and timing. Usually any heavier cleaning waits until the mortar has hardened, and it starts with plain water and soft brushes. We tell you what to avoid while the new mortar hardens.
Chimneys that carry several earlier repairs
Some chimneys show joints from several past repairs, each a different color and hardness. Tell us what you know about that history, even roughly. It helps explain why some joints have failed and others have not.
We check which repairs are sound and which are coming away. Very hard patches may be causing damage to the brick beside them. We explain whether the new work should follow the original mortar, blend several patches or reset a whole face so the repairs stop showing.
What your tuckpointing estimate lists
- Sample area where the finish matters
- Protection for windows, roof and plantings
- Cover over any opening left at the top
- Written record of faces and joints renewed
Chimney mortar questions we hear
How do you decide which chimney joints need repointing?
We look at every face and test suspect joints by scraping lightly with a metal tool. Eroded, crumbling, hollow or cracked mortar is marked, along with cracks where mortar has let go of the brick. The estimate shows the areas we propose.
Does tuckpointing stop water getting into the chimney?
It can, when open joints are the path water takes. Water also enters through the crown, cap, flashing or cracked brick. We explain what the joints contribute, and when this job calls for a hose water test we tell you why.
Can you match a joint profile that has worn away?
We look for sheltered spots where the original profile survives, such as under the crown overhang. Where brick edges are worn, the new joint may sit slightly back from the face to avoid a thin, fragile edge.
We received your request
Our team will contact you to arrange your inspection.
Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting 
Copperfield Chimney Supply 
Rutland 
Heatilator 
Heat & Glo