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Commercial Waterproofing & Polyurea Coating in Edmonton

Polyurea spray coating for foundations, parkades, and below-grade spaces. One seamless, monolithic membrane, walk-on ready in minutes, with none of the lap seams that sheet membranes fail at. For repairs on existing structures and full scopes on new builds.

Fully insured · Engineer-spec systems · Owner on every job · Written warranty

Water in your foundation, parkade, or below-grade space?

Cracks are common after Edmonton winters, and small leaks grow fast. Polyurea spray bonds straight to the concrete, creating one seamless, permanent barrier with no lap seams to fail and no long shutdown.

We specialize in commercial waterproofing in Edmonton using polyurea spray coating. This rapid-cure, spray-applied system bonds directly to prepared concrete, creating a seamless, flexible membrane that permanently stops water infiltration in foundations, parking structures, warehouses, and below-grade spaces. We handle both repairs on existing buildings and full waterproofing scopes as part of new-construction teams.

Polyurea is one of the most durable waterproofing coatings available. It cures in seconds, flexes with over 400% elongation so it moves through freeze-thaw cycles without cracking, and becomes permanently hydrophobic once set. Because it’s spray-applied as one continuous layer, there are no lap seams for water to find — and it costs a fraction of digging out the foundation.

Waterproofing in action

Polyurea spray applied directly to prepared foundation walls, forming a seamless, permanently hydrophobic barrier.

Why commercial buildings leak here

Edmonton’s climate and ground conditions make water infiltration close to universal. The usual causes:

Freeze-thaw cycling50-plus cycles a year drive water into hairline cracks and widen them season after season until they’re structural.
Hydrostatic pressureSpring melt and groundwater build pressure against below-grade walls, forcing water through any crack or joint.
De-icing salt damageRoad and lot salts speed up concrete deterioration, opening new paths through slabs, joints, and walls.
Failed joint sealsExpansion and control joints move by design, but their seals degrade and become prime entry points for water.

What we waterproof

Foundation walls: hairline to structural cracks injected and sealed without excavation.
Parking structures & parkades: deck cracks, expansion joints, drain areas, and ramp sealing.
Warehouse & industrial floors: sub-slab injection to cut off moisture rising from below.
Below-grade spaces: elevator pits, mechanical rooms, and walls under hydrostatic pressure.
Expansion joint sealing: old sealant removed and replaced with flexible polyurea rated for Edmonton’s swings.
Condos, retail & municipal: any commercial concrete structure that needs a permanent waterproof seal.

Our waterproofing process

1

Free on-site assessment — We inspect the structure, find every crack and water source, and provide a written scope with a fixed quote.

2

Surface preparation — Concrete is cleaned, degreased, and ground or shot-blasted to open the pores. Cracks and active leaks are stopped first. Prep is the single biggest factor in long-term adhesion.

3

Polyurea spray application — A two-component polyurea system is sprayed to the specified thickness. It reacts and cures in seconds into a seamless, monolithic coating. No joints, no seams, no gaps.

4

Cure & verification — Surfaces are walk-on ready within minutes. We inspect the membrane for pinholes, touch up as needed, and provide a written warranty.

Polyurea vs. excavation waterproofing

Traditional waterproofing means digging out the foundation to apply membranes from outside. Polyurea spray gets you a seamless membrane without the dig, the downtime, or the landscaping bill.

Factor
Polyurea spray
Excavation
Cost
50–70% less
$20,000–$50,000+
Downtime
Hours, no shutdown needed
Days to weeks
Excavation required
None
Full perimeter dig
Works under pressure
Yes, applied to damp surfaces (active leaks stopped first)
Requires dry conditions
Flexibility
400%+ elongation, moves with the structure
Rigid membranes can crack
Result
Seamless, permanent hydrophobic membrane
Permanent (if done correctly)

Who we work with

Our commercial waterproofing clients include property managers, building engineers, general contractors, and facility directors across Edmonton — anyone responsible for maintaining or delivering a dry, code-compliant structure. Common scenarios we’re called for:

Property managers responding to tenant complaints about wet walls or floors in below-grade suites
Facility directors scheduling preventive waterproofing before the spring melt to avoid emergency calls
General contractors closing out a new commercial build and sealing post-pour cracks before handover
Engineers specifying waterproofing for below-grade parkades, elevator pits, and mechanical rooms

Waterproofing for new builds

Engineers and general contractors increasingly spec polyurea spray coatings on new commercial construction. Where we fit in:

Pre-occupancy crack sealingConcrete cures and shrinks, so hairline cracks are expected. We seal surfaces before occupancy so tenants move into a dry building.
Parkade & underground decksParking structures are among the highest-risk applications. We waterproof decks, joints, and ramps during construction before salt and traffic hit.
Engineer-specified systemsWe work with structural engineers to spec the right polyurea system for each application. SDS, technical data sheets, and certifications on request.
Property-manager documentationScope-of-work reports, before-and-after photos, and written warranties: everything a building manager needs for warranty and insurance files.

Commercial waterproofing questions

How much does commercial waterproofing cost in Edmonton?

Polyurea spray waterproofing typically costs 50 to 70 percent less than traditional excavation-based waterproofing, which often runs $20,000 to $50,000 or more once digging, disposal, and landscaping repair are counted. There’s no excavation with spray coating, so the cost stays predictable. Every project gets a free assessment and a fixed written quote.

What surface prep is needed before the polyurea goes on?

Prep is critical for adhesion. We clean, degrease, and grind or shot-blast the concrete, repair cracks and spalls, stop any active leaks, and prime. Proper preparation is what decides whether the membrane lasts decades or fails early, so we don’t cut corners on it.

How long does polyurea spray waterproofing last?

Installed properly on a prepared surface, it’s a permanent-grade barrier. The cured membrane flexes with over 400% elongation, so it moves through Edmonton’s freeze-thaw cycles without cracking, and it stays permanently hydrophobic, chemical-resistant, and abrasion-resistant.

Will the work disrupt our operations?

Very little. Polyurea cures in seconds to minutes, so most coated surfaces are walk-on ready within an hour. Surface prep is the longest phase, but there’s no excavation, no heavy equipment, and no long cure wait. We can phase the work around your hours.

Can you waterproof parkades and underground parking?

Yes, that’s one of our most common commercial jobs. We seal deck cracks, expansion joints, drain areas, column bases, and ramps, all high-risk spots where salt and traffic drive water into the structure.

Do you work with engineers and provide documentation?

Yes. We spec the correct polyurea system with structural engineers and architects, and provide SDS sheets, technical data sheets, and certifications on request, plus scope reports, before-and-after photos, and written warranties for your files.

One membrane. No seams. No callbacks.

Serving Edmonton and commercial sites across Alberta

Licensed and insured to work anywhere in Alberta.

Call (780) 229-6544 Request a Free Quote
Call (780) 229-6544 — Free Quote