SPA SLABS | CONCRETE | PERTH
Swim Spa Slabs Perth
We construct reinforced concrete slabs suitable for swim spas, spa pools, plunge pools, and hydrotherapy systems of all sizes. Whether you’re installing a compact backyard spa or a large fitness swim system, the slab underneath must be built to handle significant weight, water load, and ongoing vibration.
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Installing a swim spa is a major investment — and the foundation matters. At We Came to Concrete, we typically construct spa slabs at 150mm thickness using heavy-grade reinforcement and high-strength concrete to ensure long-term stability and structural performance.
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From earthmoving and ground preparation through to precision levelling and finishing, every slab is built to manufacturer requirements and prepared for a smooth delivery and installation process.
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We can also assist with drainage solutions, electrical trenching, and coordination with licensed contractors to help ensure your site is fully prepared before installation day.

Swim Spa Slab Pricing & Installation Process
Installing a swim spa starts with the right foundation. Here’s how we guide your project from first enquiry through to installation day.
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Get a Ballpark Estimate
Every swim spa slab is different depending on size, site conditions, access, and preparation requirements. Most spa slabs are constructed at approximately 150mm thickness using heavy-grade reinforcement and high-strength concrete, making them more involved than standard patio slabs.
To help you get started quickly, we can often provide a ballpark estimate before arranging a site visit.
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To do this, simply provide:
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Your property address
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Photos of the proposed slab area
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The size and model of your swim spa
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Measurements of the slab area required
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Details of any existing pavers, concrete, or landscaping to remove
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Access information (tight access, slope, machinery access, etc.)
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With this information, we can provide an initial price range and advise whether a site inspection is required.
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Initial Consultation & Site Review
Once we’ve reviewed your details, we may arrange a site visit if required.
During this stage we confirm:
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Spa dimensions and slab size
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Manufacturer slab specifications
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Surrounds or pathways required
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Ground levels and compaction needs
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Earthmoving requirements
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Drainage considerations
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Machinery access
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This ensures your slab is designed correctly from the start.
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Site Preparation & Earthmoving
If required, we:
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Excavate and level the area
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Remove pavers, old concrete, or landscaping
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Compact the sub-base properly
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Install drainage where necessary
Proper ground preparation is critical — especially for swim spas that can weigh several tonnes once filled.
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Formwork & Reinforcement
Most swim spa slabs are constructed at approximately 150mm thickness using heavy-grade reinforcement mesh and high-strength concrete.
We ensure:
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Correct slab dimensions
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Accurate levels
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Proper edge detailing
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Reinforcement positioned correctly
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Construction aligned with manufacturer requirements
This stage ensures your spa is fully supported and stable long term.
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Concrete Pour & Finishing
We pour high-strength concrete and finish the slab cleanly and accurately. Precision levelling is essential to ensure proper spa placement and water balance.
The slab is left to cure appropriately before delivery day.
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Installation Day Ready
Your slab is:
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Structurally reinforced
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Level and square
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Fully cured
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Prepared for spa delivery
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Coordinating With Other Trades
Swim spa installations often involve more than just the slab. Depending on your site, you may also require electrical trenching, drainage solutions, fencing adjustments, or delivery access planning.
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While we specialise in constructing the concrete base, we can assist with site preparation and coordinate with licensed contractors where required to help ensure your project runs smoothly.
How we Price your Concrete?
Every concrete job in Perth has its quirks—some need bobcats, some need pumps, and others just need a good old slab and a wheelbarrow. That’s why we offer fair, honest pricing based on your unique setup. From grey to glam finishes like exposed and honed, we’ll quote it right. Click to view our Pricing..........
Decorative Concrete Finishes
What concrete wonders do you have in mind for your project? Whether it's timeless grey, eye-catching colors, or even glow-in-the-dark stones (no joke!), we've got just what you need! Check out our links below, and let's discover the perfect finish that'll have your neighbors envious!
Our Next Quoting days
Hey there! We’re now taking bookings at 'We Came to Concrete'—whether it’s a driveway, patio, shed slab, or something a bit different, we’ve got you sorted. With over 20 years of experience and a crew that takes pride in a job well done (with a few laughs along the way), we’re here to get it done right. Having set days helps us reach as many people as possible—but we can sometimes swing by earlier if we’re in the area. We also get that life’s busy—if your partner needs to be home or you’re away working on the mines, just let us know and we’ll do our best to line it up. Please click the link to check our Next Quoting days.
Swim Spa & Spa Slab Services Perth
If you’re searching for reliable swim spa slab specialists in Perth, we provide reinforced concrete bases built specifically for spa pools, plunge pools, and hydrotherapy installations.
Our slabs are constructed to handle heavy water loads, structural movement, and long-term outdoor conditions, ensuring your investment is properly supported from day one.
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We commonly assist customers searching for:
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Swim spa slab Perth
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Spa pool concrete base Perth
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Concrete slab for swim spa
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150mm spa slab installation
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Reinforced spa slab construction
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Plunge pool concrete slab
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Hydrotherapy spa base
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Spa foundation preparation
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Concrete base for outdoor spa
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Fitness swim spa slab
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Spa slab earthmoving Perth
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Electrical trenching for swim spa
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Drainage installation for spa slab
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Spa installation site preparation
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Concrete slab ready for spa delivery

