What causes basement leaks in Cambridge homes?

Water can reach a basement through foundation cracks, wall-floor joints, poorly drained window wells, plumbing or sewer issues, and saturated soil beside the house. Grading, downspouts and the condition of the drainage system all help determine the source.

What is the best way to waterproof a basement?

There is no single method for every property. The right approach depends on where water enters, foundation access, wall condition, drainage and how the basement is used. An assessment should come before choosing an interior or exterior system.

What is the difference between interior and exterior waterproofing?

Interior systems collect and redirect water from inside, often toward a sump. Exterior work exposes and protects the outside foundation wall while improving perimeter drainage. Access, water source and building conditions guide the choice.

Can foundation cracks cause basement leaks?

Yes. Cracks can create a direct path for moisture, although water may also travel along hidden joints before becoming visible. The crack pattern and signs of movement should be assessed before selecting a repair.

When should a foundation crack be repaired?

A crack that leaks, changes, widens, runs horizontally or is accompanied by wall movement deserves prompt attention. Even a stable crack may need treatment when it allows moisture into the basement.

Do I need a sump pump?

A sump pump may help when perimeter drainage collects groundwater below the basement floor. The need depends on your drainage layout, water volume, discharge options and risk during power outages.

What does a French drain do?

A French drain collects water through a stone-filled trench and perforated pipe, then redirects it to a suitable outlet. It can help manage wet yards or water moving toward a foundation.

Water protection · Structural care · Cambridge

Basement Waterproofing Cambridge, Ontario

Professional basement waterproofing, foundation repair and drainage solutions for leaks, excess moisture and flooding.

Get a Free Estimate (647) 699-7620

Local Cambridge serviceInterior & exterior optionsOpen daily · 7 AM–11 PM

Exterior foundation waterproofing membrane and drainage installation beside a home

FOUNDATION ENVELOPE · DRAINAGE

Interior + exterior
waterproofing

Cambridge service
7 AM – 11 PM

Start with the symptom

What problem are you experiencing?

Choose an issue to find a relevant service

Water in basement Foundation crack Wet basement Sump pump problem Drainage issue Basement flooding Window well water Damp basement

Core capabilities

Water, foundation and drainage—considered together.

From a single leaking crack to a full perimeter system, the work begins by understanding how water reaches your home.

Basement Waterproofing

A complete approach to controlling leaks, moisture and groundwater around your basement.

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Interior Waterproofing

Manage water inside with drainage channels, wall membranes and sump integration.

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Exterior Waterproofing

Address moisture outside with excavation, membranes and foundation drainage.

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Wet Basement Repair

Trace recurring dampness or water and select a repair around the actual source.

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Basement Leak Repair

Find common water-entry points and stop damage from spreading.

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Foundation Waterproofing

Protect foundation walls with coordinated membranes, repairs and drainage.

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Foundation Crack Repair

Assess and treat cracks that may admit water or indicate movement.

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Sump Pump Installation

Collect and discharge groundwater with a properly planned sump system.

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French Drain Installation

Redirect surface or groundwater away from vulnerable foundation areas.

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Weeping Tile Installation

Improve perimeter drainage at the foundation footing.

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Backwater Valve Installation

Reduce sewer-backup risk with a correctly located protective valve.

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Window Well Installation

Help protect below-grade windows with correctly drained wells.

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Two routes to a drier basement

Interior vs. exterior basement waterproofing

01 / INSIDE

Control water inside

Interior systems typically manage water entering or accumulating around the basement, then redirect it toward drainage and a sump system.

Interior drainage systems
Sump pump integration
Crack treatment
Useful when excavation is impractical

Explore interior waterproofing

02 / OUTSIDE

Keep water out

Exterior work addresses water at the outside of the foundation through wall access, protective layers and improved perimeter drainage.

Foundation excavation and inspection
Waterproof membrane application
Drainage improvements
Weeping tile solutions

Explore exterior waterproofing

Not sure which solution your home needs?

Request an assessment

A clear process

From symptom to sensible solution.

The plan should fit the property—not the other way around.

Tell us about the problem

Call or send the request form with what you have noticed.

Property assessment

Review the basement, drainage, foundation or waterproofing issue.

Complete the work

Carry out the agreed work and review the completed system.

Foundation crack prepared for epoxy injection repair

Technical detail · illustrative service image

Read the building

Signs your basement may need waterproofing

Water stains

Damp basement walls

Musty odours

Visible foundation cracks

Water pooling near walls

Basement flooding

Efflorescence

Peeling paint

High basement humidity

Mould or mildew indicators

Water around windows

Sump pump problems

Slow basement drainage

Have you noticed one of these signs?

Request an assessment

Local context

Basement waterproofing services in Cambridge, Ontario

Serving homeowners throughout Galt, Hespeler, Preston, West Galt, East Galt and Blair—without claiming separate offices in those neighbourhoods.

Water at the surface

Poor grading, short downspouts and low areas can hold rain or snowmelt close to foundation walls.

Water below grade

Hydrostatic pressure, aging materials or damaged drainage may move moisture through cracks and joints.

Water through systems

Window wells, sump pumps, drains and sewer lines each need a different diagnosis and response.

Featured solutions

A layered defence for the home below grade.

Keep water out

Sump Pump Installation

Project gallery format

Before-and-after documentation, ready for real work.

These service illustrations show the intended gallery layout and are not represented as completed company projects.

Illustrative Interior waterproofing installation — Illustrative imageInterior waterproofing

Illustrative Foundation crack repair installation — Illustrative imageFoundation crack repair

Illustrative Sump pump installation installation — Illustrative imageSump pump installation

Complete capabilities

Find a service

Search or browse waterproofing, foundation, drainage, pumping and basement improvement services.

Waterproofing

Foundation & structural

Drainage & sewer

Pumps, windows & crawl spaces

Useful answers

Basement waterproofing questions

Clear explanations help you make a more informed decision about the next step.

View all FAQs

Request an estimate

Protect your basement before water becomes a bigger problem.

Tell us what you are seeing and how you prefer to be contacted.

(647) 699-7620 info@basementwaterproofingcambridge.ca20 Hobson St, Cambridge, ON N1S 2M6Open daily · 7:00 AM – 11:00 PM

Cambridge location

Local service, clear contact.

20 Hobson St, Cambridge, ON N1S 2M6
(647) 699-7620
info@basementwaterproofingcambridge.ca

Basement Waterproofing Cambridge, Ontario

What problem are you experiencing?

Water, foundation and drainage—considered together.