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Sills and Lintels

Sills and Lintels

Professional replacement and repair of window sills and structural lintels. We install limestone or precast sills and retrofit steel lintels to restore support and prevent cracking.

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800+ Google reviews
4.9/5
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BBB Accredited
A+ Rating
22+
Years
Family-owned
since 2002
Warning Signs

When Sills and Lintels Need Replacement

Brick damage doesn't fix itself. Spot these warning signs early to avoid expensive repairs later.

Diagonal Cracks from Window Corners

Diagonal Cracks from Window Corners

Classic sign of lintel failure—the steel beam has corroded and expanded, forcing brick apart. Cracks angle upward from corners as the lintel loses structural capacity and can no longer support weight above.

Rust Stains Bleeding Through Masonry

Rust Stains Bleeding Through Masonry

Visible rust bleeding through mortar joints means the steel lintel is corroding. Rust occupies six times the volume of steel, cracking surrounding materials and accelerating deterioration rapidly.

Water Pooling on Windowsills

Water Pooling on Windowsills

Sills should slope away from windows to shed water. Flat or reverse-sloped sills cause water intrusion, leading to interior damage, mold risk, and rotting wood frames that worsen over time.

Seeing any of these? Get a free assessment.

Structural masonry

The hidden structure around openings

Lintels are steel or concrete beams above windows and doors that support the brick above. Sills are the horizontal surfaces at window bases that shed water away from the building.

Both components are critical for building integrity and water management. Lintels carry the full weight of brick above openings—when they fail, cracks appear and structural damage follows. Sills direct water away—when they fail, water enters walls and causes damage.

What Sills and Lintels Includes:

Lintels support brick above every opening
Sills direct water away from windows
Both fail gradually then suddenly
Get a structural assessment

When is Sills and Lintels Needed?

Visible cracking

Diagonal cracks from window corners indicate lintel failure.

Water intrusion

Water entering around windows suggests sill failure.

Rust staining

Rust bleeding through masonry means corroding steel.

Our Services

Sill and lintel services we provide

Different brick problems call for different repairs. We look at the damage and recommend the lightest fix that actually solves it—nothing more, nothing less.

Lintel replacement

Remove failed steel lintels, install new galvanized or stainless steel with proper bearing. Includes rebuilding disturbed brickwork.

Steel removal
New lintel install
Brick rebuild

Limestone sill installation

Upgrade brick rowlock sills to one-piece limestone. Better water shedding, longer life, cleaner appearance.

Brick sill removal
Flashing install
Limestone setting

Precast sill installation

Cost-effective alternative to limestone. Durable precast concrete sills with proper slope and drip edge.

Budget-friendly
Durable material
Proper drainage

Opening repair

Comprehensive repair of damaged openings—lintels, sills, surrounding brick, and flashing as needed.

Complete assessment
Structural repair
Water management

Not sure which service you need?

Benefits of proper sills and lintels

Protect your openings properly

Structural integrity

Proper lintels carry load correctly. No cracking, no sagging, no failure.

Water protection

Correct sills shed water away. No pooling, no intrusion, no damage.

Prevent spreading damage

Address failing components before damage spreads to surrounding masonry.

Improved appearance

Limestone sills upgrade aesthetics. Clean lines, no crumbling brick.

Long-term value

Quality materials last decades. Invest once, enjoy for years.

Our Process

How We Work

Transparent process, quality results. Here's what to expect.

Mason assessing damaged masonry for repair planning
1
Before

We Assess the Problem

We inspect the damage, identify what caused it, and plan the fix. No shortcuts—just a clear path to doing it right.

Mason actively working on masonry repair with attention to detail
2
During

We Fix It Properly

Clean prep, proper materials, careful execution. We're detail-oriented because the small stuff determines how long the work lasts.

Completed masonry work with clean professional finish
3
After

Clean Site, Solid Results

Repairs that blend in, a site you'd never know we touched, and a warranty you can count on.

What You Can Expect

Written Scope

Clear documentation of what's included in every project

Clear Communication

We let you know when we're coming, what we're doing, and when we're done

Final Walkthrough

We review the finished work together before sign-off

Ready to get started? Book a free on-site estimate.

Schedule Estimate

Why Fix My Brick

Invisible repairs

Brick and mortar matching so seamless, you can't tell where we worked.

Our crews, never subcontractors

Same trained team on every job. No middlemen, no surprises.

Clean sites, always

Drop cloths, dust control, daily cleanup. Your yard stays as clean as we found it.

2-year warranty

Something not right? We come back and fix it. In writing.

800+ reviews

4.9★ average. See what your neighbours say.

What affects sill and lintel cost

We provide detailed quotes—here are the main factors

What Influences Your Quote?

Number of openings

Per-opening cost decreases with multiple units. Mobilization is spread across more work.

Opening size

Larger openings require longer lintels and more brick work to disturb and rebuild.

Material selection

Standard galvanized lintels are economical. Stainless steel or limestone sills cost more.

Access requirements

Ground-level openings are straightforward. Upper floors may require scaffolding.

Condition of surroundings

If adjacent brick is damaged, scope expands. We quote what we find during assessment.

Our Transparent Pricing Promise

We provide detailed quotes after assessment. You will know exactly what is included.

Your Quote Includes

Itemised breakdownIncluded
Timeline estimateIncluded
Written warrantyIncluded
Hidden Fees$0.00
Schedule Your Assessment

Free on-site quote · No obligation

800+ reviews

What property owners say

4.9/5
from 800+ verified reviewsAverage rating 4.9 out of 5 from 800+ reviews
  • Had diagonal cracks appearing above multiple windows. Fix My Brick replaced all the lintels and rebuilt the brick. Cracks gone, problem solved.

    Richard M.

  • Upgraded all our brick sills to limestone. The house looks so much cleaner now, and no more crumbling sills to worry about.

    Carol S.

  • Water was getting in around the bay window. They replaced the lintel, installed proper flashing, and upgraded the sill. Problem solved completely.

    Peter W.

Frequently Asked Questions

Everything you need to know before getting started.

Serving 78+ cities across Ontario

Sill and lintel services across Ontario

We repair and replace sills and lintels throughout Southern Ontario. From single openings to whole-house upgrades.

Greater Toronto Region

14 cities

  • Sills and Lintels in Toronto
  • Sills and Lintels in North York
  • Sills and Lintels in Etobicoke
  • Sills and Lintels in Scarborough
  • Sills and Lintels in East York
  • Sills and Lintels in York
  • Sills and Lintels in Vaughan
  • Sills and Lintels in Markham
  • Sills and Lintels in Richmond Hill
  • Sills and Lintels in Thornhill
  • Sills and Lintels in Aurora
  • Sills and Lintels in Newmarket
  • Sills and Lintels in King City
  • Sills and Lintels in Stouffville

Durham Region

8 cities

  • Sills and Lintels in Ajax
  • Sills and Lintels in Pickering
  • Sills and Lintels in Whitby
  • Sills and Lintels in Oshawa
  • Sills and Lintels in Clarington
  • Sills and Lintels in Scugog
  • Sills and Lintels in Uxbridge
  • Sills and Lintels in Brock

Peel Region

6 cities

  • Sills and Lintels in Mississauga
  • Sills and Lintels in Brampton
  • Sills and Lintels in Caledon
  • Sills and Lintels in Bolton
  • Sills and Lintels in Streetsville
  • Sills and Lintels in Malton

Greater Hamilton Region

10 cities

  • Sills and Lintels in Hamilton
  • Sills and Lintels in Burlington
  • Sills and Lintels in Oakville
  • Sills and Lintels in Milton
  • Sills and Lintels in Ancaster
  • Sills and Lintels in Dundas
  • Sills and Lintels in Stoney Creek
  • Sills and Lintels in Flamborough
  • Sills and Lintels in Georgetown
  • Sills and Lintels in Grimsby

Greater Niagara Region

11 cities

  • Sills and Lintels in Niagara Falls
  • Sills and Lintels in St. Catharines
  • Sills and Lintels in Welland
  • Sills and Lintels in Fort Erie
  • Sills and Lintels in Niagara-on-the-Lake
  • Sills and Lintels in Pelham
  • Sills and Lintels in Lincoln
  • Sills and Lintels in Port Colborne
  • Sills and Lintels in Beamsville
  • Sills and Lintels in Jordan
  • Sills and Lintels in Vineland

Kitchener-Waterloo Region

12 cities

  • Sills and Lintels in Kitchener
  • Sills and Lintels in Waterloo
  • Sills and Lintels in Cambridge
  • Sills and Lintels in Guelph
  • Sills and Lintels in Brantford
  • Sills and Lintels in Elmira
  • Sills and Lintels in Fergus
  • Sills and Lintels in Elora
  • Sills and Lintels in New Hamburg
  • Sills and Lintels in Hespeler
  • Sills and Lintels in Preston
  • Sills and Lintels in Caledonia

London Region

17 cities

  • Sills and Lintels in London
  • Sills and Lintels in St. Thomas
  • Sills and Lintels in Woodstock
  • Sills and Lintels in Stratford
  • Sills and Lintels in Strathroy
  • Sills and Lintels in Tillsonburg
  • Sills and Lintels in Ingersoll
  • Sills and Lintels in Aylmer
  • Sills and Lintels in Dorchester
  • Sills and Lintels in Delaware
  • Sills and Lintels in Lucan
  • Sills and Lintels in Mitchell
  • Sills and Lintels in Exeter
  • Sills and Lintels in Grand Bend
  • Sills and Lintels in Goderich
  • Sills and Lintels in Kincardine
  • Sills and Lintels in Mount Brydges

Don't see your city? Contact us—we likely service your area. Contact us to check if we cover your area.

Ready to Get Started?

Schedule Your Free Estimate Online

Book your estimate online in minutes. Pick a time, upload project photos, and you're confirmed instantly. No phone tag required.

20+
Years Experience
2,500+
Projects Completed
4.9/5
Google Rating
2-Year
Written Warranty
Sills and Lintels | Fix My Brick | Fix My Brick