Chimney Waterproofing in Southlake

Stone drinks more than brick does

4.7 · 60 Southlake reviews

CSIA & NFPA certified

1-year workmanship warranty

Same-day PDF report

40 years sweeping chimneys
3,412 verified Google reviews
4.9 average rating
CSIA-certified crew
NFPA 211 compliant
Licensed in 6 states
100% background-checked technicians
Free estimates
40 years sweeping chimneys
3,412 verified Google reviews
4.9 average rating
CSIA-certified crew
NFPA 211 compliant
Licensed in 6 states
100% background-checked technicians
Free estimates
40 years sweeping chimneys
3,412 verified Google reviews
4.9 average rating
CSIA-certified crew
NFPA 211 compliant
Licensed in 6 states
100% background-checked technicians
Free estimates
40 years sweeping chimneys
3,412 verified Google reviews
4.9 average rating
CSIA-certified crew
NFPA 211 compliant
Licensed in 6 states
100% background-checked technicians
Free estimates
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Pricing, before you commit

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Waterproofing is quoted after the masonry is assessed, because sealing failed joints achieves nothing. Use our free Inspection Cost Calculator to see what that assessment costs, in under 30 seconds.

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waterproofing

Quoted after masonry assessment

Inspection (credited)

−$49

Typical job

Two-coat application

Final price quoted in writing before any work.

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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 full Texas 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

If the joints are already failing or faces are spalling through, sealing will not hold — repair comes first. A $49 inspection tells you which stage you are at.

"

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.
Workmanship guarantee in writing
Every structural repair is backed in writing, with the scope explained clearly before work begins.
Price fixed before we start
Measured on site, quoted in writing, approved by you — then the work begins. Never the other way around.
Interactive · seal readiness

Should your chimney be sealed — or repaired first?

Sealer protects sound masonry; it cannot fix a failing joint, and a film-forming product traps water inside the brick. Set your chimney's condition below and watch what a two-coat vapor-permeable sealer actually changes — then see the order the work should happen in.

Rain on untreated masonry
Water into the brick: Deep Vapour can escape: Yes, but it keeps refilling
Repair first

Sealing this today would be the wrong call

With crumbling joints and spalling faces, water is already past the surface. A coating over failed masonry hides the problem and can trap the moisture that is in there. Repair, then seal — in that order.

  1. 01Crown assessed and sealed or repaired$249–$875

    Crown sealing is our published range for structurally intact crowns. If it is cracked through, crown repair is measured on site — sealing walls under an open crown just delays the same leak.

  2. 02Tuckpointing — mortar joint repair$595–$4,995

    Deteriorated joints are ground out and repacked with refractory-grade mortar tooled to match. Sealer cannot bridge a failing joint, so this comes first.

  3. 03Spalled brick replacement or rebuild scopeMeasured on site

    Faces already flaking through mean water is inside the brick. Replacement is priced after the damaged brick count is taken.

  4. 04Brick sealer & waterproofing — two coats$2,725

    Penetrating vapor-permeable sealer applied to full coverage on all exposed brick and mortar above the roofline. Never film-forming.

  5. 05Lift / scaffolding add-on$1,249

    Added only when standard ladder access is not safe, and documented with photos before it is charged.

  • Sealer typeVapor-permeable, two coats
  • Chimney profileLarge / tall — upper end of range
  • Order of workRepair first, seal after
  • Warranty on labor1 year
  • $49 inspection credited toward work−$49
Brown Chimney · Vapor-permeable sealer, two coats, 1-year workmanship warranty Prices are our published ranges — final figure measured on site and quoted in writing.
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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

Inspection & photo report

Coverage is checked across every face, the finished work photographed for your report, and backed by the 1-year workmanship warranty on all labor performed.

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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 workmanship guarantee. Book online or call 936-666-0002.