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Loose stucco on a chimney in Grapeland Heights, fixed properly

Lath, beads and screeds that have corroded are replaced, not buried under fresh plaster.

  • Owned and run locally
  • Available for same-day service
  • Fully licensed and insured
  • Family owned and run

Stucco cracks and bulges worth mentioning

  • Hairline cracks across one chimney face
  • Old patches cracking at their edges
  • Gaps where stucco meets the roof
  • A vertical crack where chimney meets wall
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Stucco chimney repair work in Grapeland Heights

The scored first coat that anchors a patch

The first coat is scored with a comb while it is still soft. Those grooves give the next coat something to lock into, which is why plasterers call it the scratch coat.

On a chimney patch, we apply it to the cleaned base or to the lath, then let it firm up before the next layer goes on. Putting the next coat onto a scratch coat that is still too wet can weaken the bond. The right gap depends on the weather and the mix, so we plan the visits around it.

Why caulk rarely suits a fine stucco crack

Running caulk along a fine crack is a common quick fix. Caulk does not share the texture of stucco, it weathers differently, and it tends to hold dirt. After a while the repaired line can show more clearly than the crack did.

If you or a previous contractor used caulk, tell us. It may need to come out so a mineral repair can bond. Sealant still has a place on a crack that keeps moving, so we first work out whether the crack is active before choosing the material.

Climbing plants and shrubs on chimney stucco

Plants that climb or rub against stucco hold moisture on the surface and can work into cracks. The National Park Service notes that unattended plant growth gradually enlarges cracks in stucco.

Keep vines off the chimney and trim shrubs back from its base where you can. If growth has already rooted into a crack, removing it may open the crack further, and we include that area in the repair. We can explain what to trim before the visit and what to leave for us.

Why stucco is not cleaned with high pressure

High-pressure washing can drive water into cracks, erode the finish and loosen weak plaster. On a chimney, it can also push water past the top or the flashing and into the house.

The National Park Service suggests low-pressure washing and soft brushes for stucco, and warns that textured surfaces are hard to clean without removing some of the texture. If the chimney has been pressure washed recently, tell us, because that can explain fresh cracks or damp areas we find during the visit.

What we check before pricing stucco work

  • Crack treatment matched to crack movement
  • Scratch coat keyed to the base
  • Adhesion check on the existing coating
  • Open top covered at each day's end

Asked about stucco patches and finishes

Do you repaint the chimney after the stucco repair?

Painting can be part of the scope or a separate item, and the estimate says which. New stucco needs time before some paints go on. We tell you when the surface is ready and which kind of paint suits the existing coating.

What happens if there is rotten wood behind the stucco?

We stop at the agreed boundary and show you what we found. The wood repair is chimney chase repair, a separate item with its own price. The stucco work resumes once the support behind it is sound and you have approved both parts.

How many visits does a stucco repair usually take?

Usually more than one, because each coat needs to cure before the next goes on. The exact plan depends on the size of the repair and the weather. We set out the likely sequence in the estimate, and the curing gaps do not change the agreed price.

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