
A concrete pool surround is one of the most demanding concrete applications in residential construction. It needs to be:
Get any of these wrong and you will be grinding, acid-etching, or replacing within a few years. Here is what Adelaide homeowners need to know before choosing a pool surround finish.
Pool surrounds in Australia must meet AS 4586 (Slip resistance classification of new pedestrian surface materials):
| Location | Minimum Slip Rating | Why |
|---|---|---|
| Pool surround (wet) | R11 or P4/P5 | Wet bare feet around water |
| Steps into pool area | R12 or P5 | High fall risk |
| Under shade structures (dry) | R10 | Typically dry conditions |
R-ratings are for pedestrian ramps/surfaces assessed wet; P-ratings are for flat surfaces tested under pendulum conditions. Your concreter should be able to state the R/P rating of the finish they are providing.
Most exposed aggregate concrete finishes achieve R11–R12 naturally due to the texture of the aggregate surface. Smooth or honed finishes require acid etching or anti-slip sealer additives to meet the standard.
1. Exposed Aggregate (Most Popular in Adelaide)
2. Brushed/Broom Finish
3. Honed Concrete
4. Coloured Concrete
Heat absorption: Dark concrete colours in full Adelaide sun can reach 65–75°C surface temperature — painful and potentially dangerous for bare feet. We recommend:
Chemical resistance: Pool water is typically pH 7.2–7.8 with chlorine levels of 1–3 ppm. Over years, this causes:
The solution is a penetrating anti-slip sealer (silane/siloxane impregnator) applied after 28-day cure. Unlike film sealers, penetrating sealers do not create a slippery surface and do not peel or delaminate in pool environments.
Drainage fall: Australian Standards require a minimum 1:50 fall (20 mm per metre) away from the pool to prevent water pooling. We laser-level all pool surround formwork to achieve correct drainage before concrete placement.
| Finish | Price Per m² (installed) | Slip Rating | Notes |
|---|---|---|---|
| Broom / brushed | $75–$100 | R10–R11 | Best value, practical |
| Coloured oxide broom | $90–$120 | R10–R11 | Colour match to home |
| Exposed aggregate | $100–$150 | R11–R12 | Most popular, stays cooler |
| Honed + anti-slip seal | $110–$160 | R10 (sealed) | Modern look, higher maintenance |
All prices include formwork, concrete placement, finish, control joints, and cleanup. Sealer included on all coloured and exposed aggregate finishes.
For a 40 m² pool surround (a common size for a 6×3 m pool with 1.5 m border), expect:
Before committing, confirm:
What is the R/P slip rating of the finish you are quoting?
Does your quote include sealing?
What drainage fall are you designing to?
What reinforcement specification are you using? (Pool surrounds often see more cracking from ground movement near excavated pools)
What concrete strength? (32 MPa recommended for chemical resistance vs standard 25 MPa)
Opal SA Construction installs pool surrounds across all Adelaide metro suburbs. We use 32 MPa concrete (above the standard 25 MPa) for chemical resistance, and we match the surround aggregate to driveways and patios where the project involves a full hardscape design.
Call Javed on 0466 801 058 or request a free on-site quote.
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