Chimney Waterproofing in Southlake

Stone drinks more than brick does

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4.7 · 60 Southlake reviews

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CSIA certified

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1-year workmanship warranty

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Price confirmed before work

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Santa’s favorite chimney crew
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Cleared for reindeer landing
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No soot on Santa’s boots
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Cookies for Santa, carrots for the reindeer
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Stockings hung, flues swept
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Merry Christmas & happy hearth-days
●
Jingle all the way up the chimney
●
Warm fires, cozy nights
●
Santa’s favorite chimney crew
●
Cleared for reindeer landing
●
No soot on Santa’s boots
●
Cookies for Santa, carrots for the reindeer
●
Stockings hung, flues swept
●
Merry Christmas & happy hearth-days
●
Jingle all the way up the chimney
●
Warm fires, cozy nights
●
Santa’s favorite chimney crew
●
Cleared for reindeer landing
●
No soot on Santa’s boots
●
Cookies for Santa, carrots for the reindeer
●
Stockings hung, flues swept
●
Merry Christmas & happy hearth-days
●
Jingle all the way up the chimney
●
Warm fires, cozy nights
●
Santa’s favorite chimney crew
●
Cleared for reindeer landing
●
No soot on Santa’s boots
●
Cookies for Santa, carrots for the reindeer
●
Stockings hung, flues swept
●
Merry Christmas & happy hearth-days
●
Jingle all the way up the chimney
●
Warm fires, cozy nights
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Pricing, before you commit

Our prices are published, not hidden

Want to know the cost before anyone visits your Southlake home? Our chimney waterproofing pricing page prices the job by chimney size and works out an estimate for yours. No email, no callback.

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The craft, done properly
CHIMNEY WATERPROOFING IN SOUTHLAKE, TX

Sealing masonry in a climate without freeze-thaw sounds unnecessary until you watch a DFW storm hit a west-facing chimney. Rain here arrives sideways, and masonry that has spent a Texas summer under ultraviolet has an open, thirsty surface waiting for it.

Southlake makes that worse in one specific way: stone veneer. A great many custom homes here are finished in cut or cultured stone rather than brick, and stone veneer with its wider irregular joints absorbs and holds noticeably more water than a tight brick bond. A penetrating vapor-permeable sealer repels liquid water while letting the masonry breathe outward. Brown Chimney applies two coats to full coverage and never uses film-forming products — a surface film over sun-heated stone traps moisture that expands in the afternoon heat and lifts the face. If joints have deteriorated, tuckpointing comes first.

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The Work

What waterproofing does for a Southlake chimney.

Wind-driven rain is a different event from rainfall. Water pushed horizontally at a wall does not run off it — it is forced into every pore and joint the surface has, and a chimney that looks dry an hour later has taken a great deal in. On stone veneer with wide joints, considerably more.

Sealing changes that arithmetic, and it is cheapest at the right moment: right after repointing, while joints are fresh and we are already on the roof. If the crown is crazed as well — and after enough Texas summers it usually is — crown repair comes first. Sealing walls under an open crown just moves the entry point without closing it.

Our Dallas crew covers the southern metroplex, and together we handle the Dallas–Fort Worth service area. See the local service list on the Southlake page. Product standards and method on our chimney waterproofing service page.

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When to book

When is chimney waterproofing worth doing in Southlake?

Waterproofing protects sound masonry; it cannot repair failed masonry. These are the situations where sealing earns its cost here.

01

You've just had the chimney repointed and the joints are fresh

02

White staining (efflorescence) is appearing on the brick

03

The brick face feels damp or darkens noticeably after rain

04

Early spalling — small flakes lifting off brick faces

05

The chimney is exposed on all sides with no shelter from weather

06

It has never been sealed and the masonry is still in good condition

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If the joints are already failing or faces are spalling through, sealing will not hold — repair comes first. An inspection tells you which stage you are at, and the fee is credited toward repair work booked within 30 days.

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Levi and George were awesome. Super friendly, efficient, and even handled some of our hiccups with a lot of grace and professionalism. Would definitely hire them again. Super great experience!

Mary Ann K

Southlake Client
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The Brown Chimney Standard · Southlake

Built for hail, heat, and shifting clay.

Tarrant County hail country
Hail dents flashing and chase covers without leaking that day — the failure shows up weeks later. We check after every major storm season.
Clay soil moves what sits on it
North Texas clay swells and shrinks with the seasons, and a heavy chimney on top of it moves too. We establish whether it has settled before rebuilding anything.
1-year workmanship warranty
The labor on our repairs and installations is covered for a full year — in writing, not in promises.
Price fixed before we start
Measured on site, quoted in writing, approved by you — then the work begins. Never the other way around.

Seal readiness check

Should your chimney be sealed, or repaired first?

A breathable sealer protects sound masonry. It cannot fix a failing joint, and a film-forming coating traps water inside the brick. Set your chimney’s condition below, see what the sealer actually changes, and the order the work should happen in.

Rain on untreated masonry

Water into the brick: ModerateCan it dry out: Yes, but it keeps soaking up more

Mortar joints

Brick faces

Crown at the top

Chimney size above the roof

Roof access

Check, then seal

Likely sealable, after a couple of checks

The masonry looks close to sound, but an unconfirmed crown and early signs in the joints need checking before sealer goes on. A $49 inspection looks at this first, and the fee is credited toward repair work booked within 30 days.

  1. 01Crown checked, then sealed, repaired or rebuilt$250 – $900 sealing

    Crown sealing covers hairline cracks and surface wear. Open cracks or missing sections need a crown repair, priced at length × width in inches plus $250 after measurement, or a rebuild if the crown is too damaged to repair. Sealing the brick under an open crown only delays the same leak.

  2. 02Joints checked at the inspectionIf needed: $40 per sq ft, min. $600

    Hairline gaps may only need spot repointing. This is confirmed before any sealer is quoted.

  3. 03Power wash before sealing$500 – $1,300

    Recommended so the sealer bonds to clean brick. Priced by chimney size: $500, $900 or $1,300. Loose mortar or brick exposed by washing is documented and quoted separately.

  4. 04Brick sealer and waterproofing$800 – $2,750

    Breathable masonry sealer applied to the brick and mortar above the roof, on clean, dry masonry, to the manufacturer’s coverage. Never a film that traps moisture. Priced by chimney size: $800, $1,500 or $2,750.

  • Sealer typeBreathable masonry sealer
  • Chimney sizeNot sure: measured on site
  • Order of workCheck first, then seal
  • What sealer does not fixLeaks through cracks, the crown, the cap or the flashing
  • ReapplyEvery 5 to 10 years
  • Workmanship warranty1 year on labor · power washing not covered

Prices from our price book

  • Waterproofing, small · medium · large$800 · $1,500 · $2,750
  • Power wash, small · medium · large$500 · $900 · $1,300
  • Crown sealing$250 – $900
  • Tuckpointing$40 per sq ft, min. $600
  • Brick replacement (1 to 15 bricks)$850 + $75 per standard brick
  • Lift or scaffolding$1,250

Small means a single flue up to 5 ft above the roof; medium, up to 8 ft or two flues; large, over 8 ft or three or more flues. Sealer slows water absorption into the brick; it does not stop water coming in through cracks, the crown, the cap or the flashing. Final prices are set on site and confirmed with you before work begins.

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What to expect

What happens during chimney waterproofing?

Waterproofing in Southlake is a single visit on sound, dry masonry, scheduled to avoid mid-day heat so the sealer penetrates rather than flashing off the surface.

01

Masonry condition check

Sealer doesn't fix failing joints. If the mortar is deteriorated, tuckpointing comes first — and we'll tell you that before taking money for a coating that can't hold.

02

Cleaning & drying the masonry

Masonry has to be clean and dry before anything is applied. Debris, efflorescence, and loose material are cleared from every exposed face above the roofline.

03

First coat application

A penetrating vapor-permeable sealer goes on all exposed brick and mortar above the roofline. Never film-forming — a sealed skin traps moisture inside the masonry and destroys brick faster than rain ever would.

04

Second coat

A second coat is applied over the first. Two coats is the standard here; a single coat is the shortcut that shows up as failure a few seasons later.

05

Final check & walkthrough

Coverage is checked across every face, the finished work walked through with you, and the labor backed by the 1-year workmanship warranty.

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For transparency

What this visit doesn't cover.

Tuckpointing, if the joints have deteriorated — that comes first and is quoted separately

Crown sealing, which uses a different product and is priced as its own line

Masonry below the roofline, which sits in a different exposure and is assessed separately

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FAQS

Common questions about chimney waterproofing in Southlake

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Does waterproofing matter without freeze-thaw?

Yes, for a different reason. Wind-driven storm rain is forced into masonry that Texas sun has left porous. There is no ice prying the face apart, but saturated stone and brick still spall, and efflorescence still forms.
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Does stone veneer need waterproofing more than brick?

Generally yes. Cut and cultured stone with wide irregular joints absorbs and holds noticeably more water than a tight brick bond — and stone veneer is very common on Southlake's custom builds.
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What's the difference between vapor-permeable and film-forming sealers?

A vapor-permeable sealer penetrates and repels water while letting moisture escape. A film-forming sealer coats the surface and traps moisture — and under Texas heat that trapped water expands and lifts the face. We use vapor-permeable only.
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Should I waterproof before or after tuckpointing?

After, always. Sealing deteriorated joints achieves nothing, because water enters through failed mortar regardless. Repointing first, then sealer on sound masonry. Doing both in one visit is the cheapest sequence.
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When can waterproofing be applied here?

On dry masonry, ideally outside the hottest part of a summer day. Sealer applied to a surface at a hundred and twenty degrees can flash off before it penetrates — which is how a good product ends up failing early.
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A safer hearth — for 2026

Sealed properly — or repaired first.

Every Brown Chimney waterproofing job in Southlake starts with a masonry assessment, uses vapor-permeable sealer in two coats, and is backed by a 1-year workmanship warranty. Book online or call 936-666-0002.