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Serving Etobicoke and surrounding areas

Foundation Waterproofing Etobicoke: Basement Waterproofing, Crack Repair and Wet Basement Repair From Mimico to Rexdale

Foundation Waterproofing Toronto provides foundation waterproofing, basement waterproofing, foundation crack repair, weeping tile replacement, and sump pump and backwater valve installation across Etobicoke, the City of Toronto's west-end district, with 25+ years of GTA experience. Our crews cover The Kingsway, Mimico, New Toronto, Long Branch, Islington, and Rexdale, where split-level and bungalow stock meets high-water-table pockets near Mimico Creek and the Humber, and older exterior weeping tile failures are the most common cause of a wet basement.

Scope CAD cost anchor

Etobicoke weeping tile replacement runs $8,000 to $18,000 CAD interior or $15,000 to $35,000 CAD exterior (2026 pricing). Mimico Creek and Humber-adjacent lots often push toward exterior systems due to high water tables. Foundation crack injection starts at $500 CAD per crack, and sump pump installation is $1,500 to $3,500 CAD. Subsidy up to $3,400 CAD filed on your behalf.

  • Same-day response in Etobicoke
  • 25+ years across the GTA
  • City of Toronto permit administration
  • Published CAD pricing, free inspection
The KingswayMimicoNew TorontoRexdale M8V to M8ZM9A to M9CM9P to M9W

Diagnostic Inspection Request

Free in-home inspection across Etobicoke, with a written CAD diagnostic.

Prefer to talk now Call (647) 254-5110

  • 25+ Years Experience
  • Same-Day GTA Emergency Response
  • Written Workmanship Warranty
  • OBC Part 9 Compliant
  • Up to $3,400 CAD Subsidy Filed
Common problems

Common Foundation and Basement Problems We Fix

Four patterns account for most of the calls we take across the GTA. Each one has a different cause, and each one has a different CAD number attached to fixing it.

Water on the floor every spring

Melt water saturates clay soil, hydrostatic pressure builds at the footing, and the cove joint lets it through. It arrives on the same weekend every year.

Cracks and efflorescence you cannot read

A crack in a foundation wall could be harmless curing shrinkage or a structural warning. Nobody has measured it and told you which.

Interior or exterior, and nobody will say

Two contractors, two answers, a $20,000 CAD gap between them, and no written reasoning attached to either recommendation.

The feeling of being over-quoted

Some quotes are $18,000 CAD for work that needs $2,500. Without a diagnostic naming the water source, there is no way to check.

What we do here

Foundation Waterproofing Services in Etobicoke

Etobicoke mixes split-level backsplits, 1950s brick bungalows, and Kingsway family homes, with high-water-table pockets near Mimico Creek and the Humber. Older exterior weeping tile failures are the most common foundation repair call here, so every basement starts with a camera inspection before we recommend interior weeping tile or exterior waterproofing with full excavation to the footing.

Foundation Waterproofing Toronto crew applying exterior membrane to an excavated Toronto basement wall Most Requested Scope
OBC 9.13 / 9.14

Basement Waterproofing Toronto

Interior and exterior basement waterproofing in Toronto and the GTA for homes with hydrostatic pressure, efflorescence, or spring-thaw seepage, with a free inspection and published CAD pricing.

Interior $8,000 to $18,000 CAD, exterior $4,500 to $35,000 CAD

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Foundation Waterproofing Toronto crew injecting polyurethane into a vertical foundation crack in a Toronto basement Same-Visit Repair
3000 PSI INJECTION

Foundation Crack Repair Toronto

Foundation crack repair in Toronto and the GTA: polyurethane and structural epoxy injection for poured concrete foundation cracks, structural versus non-structural triage, published per-crack CAD pricing, and a 10-year written workmanship warranty.

From $500 CAD per crack

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Foundation Waterproofing Toronto crew laying perforated PVC weeping tile in a sub-slab trench in a Toronto basement Written Workmanship Warranty
SUB-SLAB DRAINAGE

Interior Weeping Tile Toronto

Interior weeping tile in Toronto and the GTA: a sub-slab perimeter drain and air-gap membrane tied to a sump pump, $110 to $220 CAD per linear foot, installed in 3 to 5 days with a written workmanship warranty.

$110 to $220 CAD per linear foot

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Foundation Waterproofing Toronto crew fastening Delta-MS drainage board to an excavated Toronto foundation wall Source Water Control
DELTA-MS SYSTEM

Exterior Weeping Tile Toronto

Exterior weeping tile replacement: footing-level excavation, Delta-MS drainage board, and membrane to control water at the source.

$4,500 to $35,000 CAD by excavation scope

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Foundation Waterproofing Toronto crew lowering a cast-iron submersible sump pump into a sealed basin CSA Certified
CSA CERTIFIED

Sump Pump Installation Toronto

CSA-certified submersible sump pump installation in Toronto and the GTA with a sealed basin, silent check valve, high-water alarm, and optional battery backup.

$1,500 to $3,500 CAD installed

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Foundation Waterproofing Toronto crew setting a mainline fullport backwater valve in an opened basement floor trench Up to $3,400 CAD Subsidy
MAINLINE FULLPORT

Backwater Valve Installation Toronto

Mainline backwater valve installation in Toronto and the GTA to prevent sewer backup and basement flooding, with plumbing permit, Toronto Water pre-inspection, and up to $3,400 CAD subsidy filing.

$2,000 to $4,500 CAD, up to $3,400 CAD subsidy available

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Foundation Waterproofing Toronto crew applying positive-side membrane to a commercial foundation wall in Toronto Scoped Contract
COMMERCIAL SCOPE

Commercial Foundation Waterproofing Toronto

Commercial foundation waterproofing in Toronto and the GTA for buildings under 15,000 sq ft: parkade slabs, elevator pits, blindside and positive-side membrane, $2M commercial general liability, and WSIB coverage on a scoped per-project contract.

$25,000 to $150,000 CAD per project

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Our framework

How Our Foundation Waterproofing Assessment Works, 5 Steps

The same five steps run on every job, from a single crack injection to a full perimeter system with City of Toronto permits.

  1. 1

    Booking

    Postal code, symptom, and photos. A same-day slot where one is open. The in-home inspection is free.

  2. 2

    On-site inspection

    Foundation walls, floor slab, cove joint, weeping tile, downspouts and grading, moisture readings, and camera inspection.

  3. 3

    Written diagnostic

    Fault identified, scope required, CAD cost, and an interior versus exterior recommendation with the numbers beside it.

  4. 4

    Scheduled

    Crack injection often same-visit. Interior weeping tile within 5 to 10 business days. Exterior with excavation and City permits.

  5. 5

    Verification

    Water test, moisture re-check, permit close-out, and the written workmanship warranty issued in writing.

Not sure whether you need a repair or a system

The free in-home inspection across Etobicoke tells you which, in writing, with the CAD number beside it.

Why us here

6 Reasons Etobicoke Homeowners Call Our Crew

  • 25+ Years of Foundation Waterproofing Experience across Etobicoke split-levels, bungalows, and Kingsway homes
  • Same-day dispatch off the 427 and Lake Shore corridors
  • High-water-table experience near Mimico Creek and the Humber, including dewatering during excavation
  • Camera scope of existing weeping tile before replacement is recommended
  • City of Toronto permits and the $3,400 CAD Basement Flooding Protection Subsidy filed for you
  • Split-level basements surveyed at both levels, not just the wet one
Local logistics

From Lake Shore to Rexdale: How the Water Table Changes the Dig

Etobicoke runs off the 427, the Gardiner, Kipling, and Islington, which gives us same-day coverage from Lake Shore and Long Branch up through Richview, Thistletown, and Rexdale. If you are searching for a foundation crew near you in Etobicoke, the nearest truck is usually already working between Sherway Gardens and Kipling station. Crews working the lakeshore streets start with the water table in mind, because on Mimico and New Toronto lots the excavation often reaches groundwater before it reaches the footing.

That single condition changes the scope. Where the water table sits high, an open exterior trench fills, which means dewatering during the dig and careful sequencing so backfill goes in before the trench walls soften. Foundation Waterproofing Toronto quotes that as its own line rather than discovering it halfway through.

The Kingsway and older Islington streets have generous lots and full excavation access, which makes exterior replacement practical. Rexdale and Markland Wood subdivisions similarly allow machine access from the driveway, while tighter semi-detached lots in Mimico and Alderwood usually point to interior work.

Etobicoke is part of the City of Toronto, so permits run through the Building Division and Toronto Water, and the Basement Flooding Protection Subsidy applies at the full $3,400 CAD.

Storm calls cluster near the creek and river corridors. During a major rainfall, Mimico Creek, Humber Bay, and Humber River proximity addresses are triaged first because surface flooding arrives faster there than anywhere else in the district.

Split-Levels to Lakeshore Bungalows: Crack Repair vs Weeping Tile Replacement

Etobicoke housing splits into three groups, and each brings a different failure pattern.

Split-level homes, the backsplits common through Islington-City Centre West and Eringate, have partial basements at more than one level. That produces two separate slab and wall junctions, and water frequently enters at the lower level's cove joint while the upper section stays perfectly dry. Diagnosing a split-level means surveying both levels rather than the obvious one.

Lakeshore bungalows in Mimico and New Toronto sit close to the water table. Slab moisture and floor seepage are more common here than wall seepage, which points toward sub-slab drainage and a properly sized sump rather than membrane work. Battery backup on the pump is a standard recommendation on these streets.

Post-war Rexdale subdivisions are poured concrete with original perforated tile, much of it now silted. Camera scopes here confirm failure in a high proportion of homes, foundation crack repair is often needed at the same time, and the choice between interior and exterior usually comes down to landscaping value rather than technical merit.

The Kingsway has larger and older homes, some with block or early poured walls and substantial landscaping. Exterior work here costs more in reinstatement than in excavation, which is why we quote the two separately against the published foundation waterproofing Toronto CAD bands.

Two crew members inspecting a damp foundation wall together with a moisture meter in a Greater Toronto Area basement

Etobicoke at a glance

Neighbourhoods covered
The Kingsway, Mimico, New Toronto, Rexdale
Postal zones
M8V to M8Z, M9A to M9C, M9P to M9W
Response time
Same-day
Permits through
City of Toronto
Book Free In-Home Inspection
Get Directions to Etobicoke
Customer Feedback

What Etobicoke Customers Say

Verified project feedback from Toronto and GTA homeowners. Names are shortened for privacy.

Our Mimico bungalow had water coming up through the floor rather than the walls. They explained the water table sits high near the creek, installed interior weeping tile with a sump and battery backup, and it has handled two springs.
Bruno S.Mimico
Exterior work on a Kingsway property means expensive landscaping. They quoted excavation and reinstatement as separate lines so we could have our own landscaper do the garden afterward. That transparency saved us several thousand.
Leila R.The Kingsway
Camera scope showed our original weeping tile was completely silted. Interior replacement came in at about $12,500 CAD with the written workmanship warranty. Two winters and the basement is still dry.
Wesley D.Rexdale
Answers

Foundation Waterproofing in Etobicoke: Questions We Get

How much does basement waterproofing cost in Etobicoke?
Interior weeping tile is $8,000 to $18,000 CAD full perimeter, or $110 to $220 CAD per linear foot (2026 pricing). Exterior waterproofing runs $15,000 to $35,000 CAD, and near the lakeshore a dewatering allowance may be added because the excavation reaches groundwater. The in-home inspection that sets the scope is free.
Why is the water table so high near Mimico and New Toronto?
Proximity to the lake and to Mimico Creek keeps groundwater close to the surface on those streets. The practical effect is that water pushes up under the slab rather than only through the walls, which favours sub-slab drainage and a well-sized sump pump.
Do split-level homes need a different approach?
Yes. Split-levels have partial basements at more than one level, producing two separate slab and wall junctions. Water often enters at the lower cove joint while the upper section is dry, so both levels need surveying before anything is quoted.
Is old weeping tile in Etobicoke usually failed?
Frequently, which is why we camera scope before recommending replacement. Original clay and early perforated pipe with no filter cloth silts up over decades, and in Rexdale and Alderwood homes that is the usual cause of a wet basement. The scope shows whether yours has failed.
Does the Toronto subsidy apply in Etobicoke?
Yes. Etobicoke is part of the City of Toronto, so the Basement Flooding Protection Subsidy pays up to $3,400 CAD toward a sump pump, backwater valve, and pipe severance. We file the application for you.
How quickly do you respond to flooding near the Humber?
Same-day, and creek and river corridor addresses are triaged first during major rainfall because surface flooding arrives faster there. We ask for water depth and whether it is sewage when you call so we can order the run correctly.
Can you excavate on a Kingsway property without ruining the garden?
The trench line has to be cleared, but the reinstatement is a separate quoted item, so you can choose whether we restore it or your own landscaper handles it after we backfill and grade.
Can a basement be waterproofed from the inside in winter?
Yes. Interior weeping tile, crack injection, and sump pump installation are done from inside the basement, so frozen ground in Etobicoke does not stop the work. A full-perimeter interior system takes 3 to 5 business days, and exterior excavation is usually scheduled once the frost is out of the ground.

Still have a question about your basement

Book a free in-home inspection and we will answer it in writing, with the scope and the CAD price on the same page.

Book Free In-Home Inspection

Foundation Waterproofing Near Etobicoke

Our crews cover neighbouring areas on the same dispatch schedule, so a job next door does not wait for a separate truck.

Same-Day GTA Emergency Response

Book a free foundation inspection in Etobicoke

A crew attends on a same-day schedule, identifies the water source, and puts the scope and the CAD price in writing before any work is booked.

  • Free in-home inspection with a written diagnostic
  • Published CAD pricing before any work starts
  • OBC Part 9 compliant, WSIB registered, $2M insured
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