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Concrete Pool Construction · Mississauga & The GTA

A concrete pool is the fully custom option: any shape, any depth, any feature, built in place from steel and shotcrete to fit your yard exactly. We design and build gunite pools with integrated spas, tanning ledges, and infinity edges across Mississauga and the GTA, and we build the decking and surround as part of the same project, engineered for Ontario's freeze-thaw climate.

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15+Years in the GTA
8–14Weeks, Dig to Swim
5-yrWorkmanship Warranty
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The Case for Concrete

When the Pool Has to Fit the Yard,
Not the Other Way Around.

Most inground pools in the GTA are fibreglass shells: a factory-moulded shape delivered on a truck and set into the ground. That is a genuinely good product, we install them ourselves through our fibreglass pool installation service, but a shell can only ever be the shape and size the mould allows. If your yard is unusual, your vision is specific, or you want a spa, tanning ledge, or infinity edge built into the pool itself, the mould becomes the limit.

A concrete pool has no mould. It is engineered and built in place: excavated to your profile, formed with a tied steel cage, plumbed for every feature, and shot with concrete into one monolithic shell. Sixty-foot lap pool, ten-foot deep end, a curve that follows your property line, a raised spillover spa, all of it is simply designed and built.

The catch is that concrete pools are unforgiving of shortcuts. The steel, the shell thickness, the groundwork, and the curing are what let the structure shrug off Ontario's freeze-thaw cycles for fifty years. That engineering is the job, and it is why choosing the right builder matters more with concrete than with any other pool type.

A Vision No Mould Can Match

Fibreglass shells top out around factory transport sizes and fixed shapes. If you want a true lap pool, a deep diving well, a freeform curve, or a vanishing edge over a ravine lot, concrete is the only construction method that can build it.

Ontario Winters Punish Weak Shells

Freeze-thaw, clay soils, and shifting groundwater test every pool structure in the GTA. A properly engineered shotcrete shell, correct steel, correct thickness, correct drainage, is built to take that punishment for decades.

Two Contractors, One Ugly Seam

A pool builder who stops at the coping leaves you hiring a second contractor for the decking, and the seam between the two shows. We are a hardscaping company that builds pools, so the shell, coping, decking, and landscaping are designed and built as one project.

Why Concrete

What a Custom Concrete Pool
Actually Gives You

Concrete costs more than a shell or a liner. Here is what GTA homeowners get for the difference.

Any Shape, Any Depth

The pool is designed around your yard and your life, not a catalogue page. Long and narrow for laps, deep for diving, shallow and wide for kids, curved to follow a property line. On the irregular lots common across Mississauga and Toronto, that freedom is the whole point.

Integrated Spas & Tanning Ledges

A raised spillover spa, a sun ledge with in-floor loungers, swim-out benches, a swim-up bar: with concrete these are formed into the shell itself, sharing its structure, plumbing, and finish. They look and perform like one piece of architecture because they are.

Infinity Edges & Water Features

Vanishing edges, sheer descent waterfalls, scuppers, and raised walls with spillways are concrete-only territory. If your property backs onto a ravine or has a view worth framing, an infinity edge turns the pool itself into the feature.

Engineered for Freeze-Thaw

A steel-reinforced shotcrete shell, designed for our climate and winterized correctly, handles Ontario's freeze-thaw cycles for decades. The structure is monolithic: no liner to tear, no shell to shift, no seams for water to work into.

Pool + Surround as One Build

Because we are a hardscaping company first, the coping, interlocking or natural stone decking, steps, lighting, and drainage are designed with the pool from day one and built by the same crews. One design, one contractor, one warranty, no seam where two trades met.

Longevity & Renovation-Friendly

A concrete shell is a 50-plus-year structure. Interior finishes refresh every 15 to 25 years, and decades from now the same shell can be resurfaced, retiled, or even reshaped rather than replaced. It is the pool type that holds its value longest in a GTA property.

What We Do

Everything a Concrete Pool
Project Involves

A concrete pool is a civil engineering project in a backyard. Here is what is included in every build.

01, Design & Concept

Designing the Pool Around Your Yard

We start with the property: grade, access, setbacks, sun, sightlines, and how you want to live around the water. From that we develop the pool's shape, depths, and features, spa, ledge, water features, and lay out the decking, lighting, and landscaping as one composition rather than a pool dropped into a lawn.

02, Engineering & Permits

Structural Drawings & Municipal Approvals

Every concrete pool needs a permit and engineered drawings, and every GTA municipality adds its own pool enclosure bylaw for fencing and gates. We handle the structural engineering, the permit application, utility locates, and the enclosure requirements so the project is approved, inspected, and fully to code.

03, Excavation

Digging to the Engineered Profile

We excavate the pool to its exact engineered shape and depth, manage access and soil removal, and deal with what GTA ground actually throws at a dig: heavy clay, groundwater, and tight lot access. Over-dig, base preparation, and dewatering are planned, not improvised.

04, Steel & Plumbing

The Skeleton and the Veins

A cage of tied reinforcing steel is built to the engineer's spec, sized for our soils and frost loads. All plumbing is roughed in around it: skimmers, returns, main drains, spa lines, and water feature runs, then pressure tested and inspected before any concrete is placed. This buried work decides how the pool performs for the next fifty years.

05, Shotcrete Shell

One Monolithic Structure

Concrete is pneumatically shot over the steel cage, shaped by hand, and cured properly, a wet cure over days, not hours. The result is a single monolithic shell with no panels, seams, or liner: the structural heart of the pool and the reason concrete outlasts every other construction method.

06, Tile, Coping & Interior Finish

The Surfaces You See and Touch

Waterline tile, natural stone or precast coping, and the interior finish, plaster, or an exposed aggregate finish in your chosen colour and texture, are what give a concrete pool its character. This is where your pool stops looking like a structure and starts looking like yours.

07, Decking, Equipment & Startup

The Surround, the Systems & the Handoff

We build the interlocking or natural stone decking, steps, and lighting, install and commission the pumps, filter, heater, and automation, then fill, balance, and start up the pool. You get a full walkthrough of operation and winterization, and your workmanship warranty in writing.

Know Your Options

Concrete vs Fibreglass
vs Vinyl Liner

Three ways to build an inground pool, three very different trade-offs. Here is the honest comparison we walk every client through.

Fully Custom

Concrete (Gunite / Shotcrete)

Built in place from steel and pneumatically applied concrete, a concrete pool is the only type with no mould and no template. Any shape, any depth, integrated spas, tanning ledges, and infinity edges are all on the table, and the finished shell is a monolithic structure engineered for decades of Ontario freeze-thaw. It costs the most and takes the longest, and it is the only choice when the design is the point.

Shape & DepthUnlimited, fully custom
Installed Cost$120K–$250K+
Build Time8–14 weeks
Structure Lifespan50+ yrs (refinish 15–25)
Fast & Smooth

Fibreglass Shell

A one-piece factory-moulded shell craned into a prepared excavation. The gelcoat surface is smooth, low-maintenance, and gentle on chemicals, and installation is measured in weeks, not months. The trade-off is fixed geometry: you choose from the manufacturer's shapes, sizes are capped by road transport limits, and features like spas are added beside the pool rather than built into it.

Shape & DepthFactory moulds only
Installed Cost$80K–$150K
Build Time3–6 weeks
Structure Lifespan25–30+ years
Budget Entry

Vinyl Liner

A steel or polymer wall kit with a poured floor and a fitted vinyl liner. It is the lowest upfront cost way into an inground pool and shapes are reasonably flexible. The liner itself is the weak point: it typically needs replacing every 8 to 12 years at meaningful cost, it can tear, and built-in features are limited. Over 30 years, liner replacements close much of the price gap with better construction.

Shape & DepthSemi-flexible kits
Installed Cost$60K–$100K
Build Time3–6 weeks
Liner Lifespan8–12 yrs per liner
Our Honest Take

Which One Is Right for You?

We build both concrete and fibreglass pools, so we have no product to push. If your yard is standard, your timeline is short, and a factory shape fits your vision, fibreglass is often the smarter buy. If your lot is irregular, your design is specific, or you want a spa, ledge, or infinity edge built into the pool itself, concrete is the only method that delivers it, and it is the version of the pool you will never wish you had upgraded.

Choose Concrete ForCustom design & features
Choose Fibreglass ForSpeed & value
Every Build GetsEngineering & real decking
Warranty5-yr workmanship, written
How It Works

From First Sketch to
First Swim

A concrete pool build has more moving parts than any other backyard project. Our process keeps every one of them visible to you.

01

Free Design Consultation

We visit your property, look at the grade, access, soil, and sun, and talk through how you actually want to use the pool: laps, kids, entertaining, a spa, a shallow lounging ledge. We discuss concrete versus fibreglass honestly for your site and budget, and give you a realistic range before any design work begins.

02

Design, Engineering & Permits

We develop the pool shape, depths, and features into a full design, then handle the structural engineering, pool permit, and enclosure requirements your municipality demands. Our quotes are itemized: shell, steel, plumbing, equipment, finishes, and decking, so you know exactly what you are paying for before we break ground.

03

Excavation, Steel & Plumbing

We excavate the pool to its engineered profile, then form the shell with a tied steel reinforcement cage and rough in all plumbing lines: skimmers, returns, main drains, and any spa or water feature runs. Everything is pressure tested and inspected before a single load of concrete arrives.

04

Shotcrete Shell & Finishing

The shell is pneumatically placed as shotcrete over the steel cage and cured properly, which is what gives a concrete pool its monolithic strength. Then come the finishes you actually see: waterline tile, coping, and the interior plaster or aggregate finish in the colour and texture you chose.

05

Decking, Startup & Handoff

We build the surround as part of the same project: interlocking or natural stone decking, steps, lighting, and drainage that slopes water away from the shell. Then we fill the pool, balance the water, commission the equipment, and walk you through operation and winterization. Your workmanship warranty is issued in writing.

Our Work

Recent Pools & Surrounds Across
The GTA

Three different yards, three different briefs, one standard of build. Here is how we approached each.

Oakville, ON

Custom Pool & Raised Water Feature

A south Oakville property where the clients wanted the pool to feel like a resort courtyard, not a rectangle in a lawn. We built a custom concrete pool with a raised feature wall and spillways, wrapped in natural stone coping and an interlocking surround. The plumbing for the water feature was designed into the shell from day one, so the whole composition reads as one built piece.

Custom shell · Raised feature wall & spillways · Natural stone coping · Interlocking surround
Mississauga, ON

Family Pool & Full Interlocking Deck

A Mississauga family wanted a pool their kids would grow up in: a generous shallow end, a proper deep end, and enough deck for a crowd. We built the inground pool and the complete interlocking deck as one project, with drainage graded away from the shell and lighting for evening swims. One contractor, one schedule, no seam between pool and patio.

Family layout · Shallow & deep zones · Full interlocking deck · Integrated lighting
Vaughan, ON

Entertainer's Pool, Ledge & Cabana

A large Vaughan backyard built for hosting. The pool includes a tanning ledge with in-floor loungers and swim-out benches, and the surround ties into a cabana and dining terrace so the whole yard works as one outdoor room. Because the ledge and benches are formed into the concrete shell, they share its finish and will last as long as the pool itself.

Tanning ledge & loungers · Swim-out benches · Cabana & terrace · One integrated build
Why Reliable Hardscapes

We Build the Pool and
the World Around It.

Most pool companies stop at the coping. Most landscapers will not touch a pool. We are the contractor that does both, which means your shell, spa, decking, lighting, and landscaping are one design, one build, and one warranty, engineered for the GTA's climate from the first sketch.

One Contractor, Pool to Patio

Shell, coping, decking, steps, lighting, and landscaping are designed together and built by the same in-house crews. You never referee a dispute between a pool builder and a landscaper, because we are both.

Engineered for Freeze-Thaw

Shell thickness, steel spec, drainage, and winterization are designed for Ontario, not copied from a sunbelt playbook. That is the difference between a pool that shrugs off winter and one that fights it.

Permits & Engineering Handled

Structural drawings, pool permits, utility locates, and municipal enclosure bylaws are our job, not yours. Your pool is approved, inspected, and built to code from the first day of the dig.

5-Year Written Warranty

Every pool and surround we build is covered by a written 5-year workmanship warranty. If something we built is not right within that window, we come back and make it right. Straightforward, in writing.

We Sell Both, So We Advise Honestly

We install fibreglass pools as well as concrete, so our recommendation is based on your yard, budget, and design, not the one product we happen to sell. If a shell is the smarter buy for your project, we will tell you.

GTA Soil & Site Knowledge

Heavy clay in Mississauga and Brampton, groundwater near the lake, ravine setbacks in Toronto and Oakville, tight lot access everywhere: we have dug pools in all of it, and we plan the excavation and shell for the ground you actually have.

What Homeowners Should Know

The Honest Guide to
Concrete Pools in Ontario

Everything you should understand before getting quotes, so you can ask the right questions and budget with your eyes open.

What Does a Concrete Pool Cost in the GTA?

Custom concrete pools in the GTA typically run $120,000 to $250,000+ installed. Size and depth drive the base cost; integrated spas, infinity edges, premium tile and interior finishes, automation, heaters, and the scale of the decking move you through the range. A basic rectangle with modest decking sits near the bottom; a resort-style build with a spa, water features, and a large stone surround sits at or beyond the top. Be wary of a concrete pool quote that looks close to fibreglass money, the difference usually comes out of the steel, the shell, or the groundwork, which is exactly where it cannot.

How Long Does the Build Take?

Plan on 8 to 14 weeks of construction from excavation to swim-ready: roughly a week of digging, one to two weeks of steel and plumbing, the shotcrete shell and its curing period, several weeks of tile, coping, and decking, then interior finish, fill, and startup. Complex designs run longer. Before any of that, engineering and permits typically add 4 to 8 weeks of lead time, so families who want to swim in July are usually signing in winter or early spring.

Permits, Engineering & Pool Enclosure Bylaws

Every inground concrete pool in Ontario needs a building permit backed by engineered structural drawings, plus utility locates before excavation. On top of that, each GTA municipality enforces a pool enclosure bylaw: fencing of a minimum height, self-closing and self-latching gates, and rules about when the enclosure must be complete. Mississauga, Toronto, Oakville, and Vaughan all differ in the details. We handle the drawings, applications, and inspections as part of every project.

Gunite vs Shotcrete: What the Words Mean

You will see both terms in quotes, and they are nearly the same thing: concrete applied pneumatically over a steel cage. Gunite is a dry mix that gets water at the nozzle; wet-mix shotcrete arrives ready-mixed and is shot in place. Both produce an excellent monolithic shell when applied by a skilled crew, and crew skill, steel spec, and curing matter far more than which term is on the paperwork. If a contractor cannot explain their shell thickness and curing process, that is the red flag, not the word they use.

Will Concrete Crack in Ontario Winters?

A properly engineered shell will not fail from freeze-thaw. The steel cage carries the tension loads, the shell thickness is designed for our frost and soil pressures, and correct fall winterization, lowering the water, blowing out and plugging the lines, protects the plumbing. Hairline surface crazing in the interior finish is cosmetic and normal over decades; structural cracking almost always traces to thin shells, light steel, or poor groundwork. This is why the invisible half of the build is the half worth paying for.

Maintenance & Resurfacing, Honestly

A concrete pool asks slightly more of you than fibreglass: the interior finish is mildly porous, so water chemistry needs consistent attention, and the surface benefits from regular brushing. Interior finishes last roughly 15 to 25 years before a refresh, and resurfacing an existing shell is a well-established, far cheaper job than a new pool. In exchange you get a structure that outlasts every alternative and can be retiled, refinished, or updated for generations.

Budget the Backyard, Not Just the Pool

The most common planning mistake we see is budgeting for the pool alone. The decking, steps, lighting, fencing, and landscaping around it are what turn a hole full of water into the backyard you imagined, and on many projects the surround is a third or more of the total investment. Because we build both the pool and the hardscaping, we design and price the complete space from the start, so there is no expensive surprise waiting after the shell is in the ground.

Reviews

What GTA Homeowners Say About Us

Rated 5.0 across Google and HomeStars by homeowners in Mississauga and across the GTA.

★★★★★

“We contracted Reliable Hardscapes for some interlocking, steps and driveway paving. We were very satisfied with their communication, attention to detail and quality of workmanship. We would contact them again if any similar services were needed. Thank you for a job well done!”

Pamela DunbarVerified · Google Review
★★★★★

“The outdoor space renovation Reliable Hardscapes did had me completely amazed! The team exceeded my expectations with their gorgeous patio, and they were polite, dependable, and productive. Friends and family have already showered me with praise.”

William YinglingVerified · Google Review
★★★★★

“I had the privilege of having Reliable Hardscapes do my driveway. Every one of the boys was absolutely amazing to work with! I highly recommend them to anyone needing this service. Thank you greatly for all the hard work.”

Michel KarkarVerified · Google Review
★★★★★

“I’m so impressed with the landscaping and stonework completed by Reliable Hardscapes. They installed a beautiful stone patio and added beautiful landscaping around it. Their attention to detail really brought our outdoor space to life. Highly recommended!”

Roy BoydVerified · Google Review
★★★★★

“Dave and his guys removed a well-worn deck and an uneven path and replaced it with something amazing. His guys’ work ethic is simply amazing. We are well and truly satisfied.”

Mike PiperVerified · Google Review
★★★★★

“After reaching out to several companies, we chose Reliable Hardscapes for their quick response and professional approach, and we’re so glad we did. They handled our front walkway, porch, and steps, and gave us helpful design suggestions.”

K MVerified · Google Review
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Common Questions

What GTA Homeowners
Ask Us About Concrete Pools

How much does a concrete pool cost in the GTA?

Custom concrete pools in the GTA typically run $120,000 to $250,000+ installed, depending on size, depth, features, and finishes. Integrated spas, infinity edges, premium interior finishes, and extensive decking push projects toward the upper end. You are paying for a pool built to your exact shape and design rather than a factory mould, and we give you an itemized quote, shell, steel, plumbing, equipment, finishes, and decking, before any work begins.

How long does concrete pool construction take?

Most concrete pool builds in Mississauga and the GTA take 8 to 14 weeks from excavation to swim-ready, longer for complex designs with spas, infinity edges, or large surrounds. Permits and engineering add lead time before the crew starts, often 4 to 8 weeks depending on the municipality, so the best projects are planned a season ahead. We give you a confirmed schedule in writing before the contract is signed.

Should I choose concrete or fibreglass?

Choose concrete when the design matters most: any shape, any depth, integrated spas, tanning ledges, infinity edges, and finishes chosen piece by piece. Choose fibreglass when speed and budget lead, a shell installs in weeks and costs significantly less, but the shape and size are fixed by the factory mould. We install both, so our recommendation is based on your yard and your priorities, not on the only product we sell.

Can a concrete pool handle Ontario winters?

Yes, when it is engineered for them. A concrete pool is a steel-reinforced monolithic shell, and ours are designed for our freeze-thaw climate: proper shell thickness, tied steel, drainage around the structure, and correct winterization of the plumbing each fall. Concrete pools have been surviving Canadian winters for decades. What fails is not the concrete, it is shortcuts in the steel, the groundwork, or the closing procedure, and we do not take them.

Can you build in a spa, tanning ledge, or water feature?

Yes, and this is exactly where concrete outshines every other pool type. Because the shell is formed in place, a raised spillover spa, a tanning ledge with in-floor loungers, sheer descent waterfalls, or an infinity edge are all built into the structure itself rather than bolted on afterward. We design these features with the pool from day one so the plumbing, steel, and finishes integrate cleanly.

Where We Work

Concrete Pools Across the GTA

We design and build custom concrete pools across Mississauga, Oakville, Burlington, Brampton, Toronto, Vaughan, Markham, Etobicoke, Milton, Caledon, and the wider Greater Toronto Area. From tight urban lots to ravine properties with room for an infinity edge, we engineer every shell, spa, and surround for the site it sits on and the winters it has to survive.

Let's Get Started

Ready to build the pool your yard was waiting for?

Tell us about your property and your vision. We'll walk the site, talk through concrete versus fibreglass honestly, and give you a clear, itemized quote for the complete build.

Book Free Estimate
★★★★★

Rated 5.0 by homeowners across the GTA

Real reviews from Google, HomeStars & more

★★★★★

“Very satisfied with their communication, attention to detail and quality of workmanship. A job well done.”

Pamela D.

Verified · Google

★★★★★

“The team exceeded my expectations with a gorgeous patio. Polite, dependable, and productive.”

William Y.

Verified · Google

★★★★★

“Every one of the boys was absolutely amazing to work with. I highly recommend them.”

Michel K.

Verified · Google

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