Outdoor Concrete

Outdoor concrete grinding and polishing can enhance the appearance of outdoor spaces such as patios, driveways, and pool decks. It provides a durable and low-maintenance surface that can withstand outdoor conditions. However, it's important to use the right equipment and techniques to ensure a successful result that will last.

Professional outdoor concrete grinding in progress near a swimming pool area.

What is Outdoor Concrete?

Outdoor concrete refers to concrete surfaces that are located outside, exposed to the elements. This can include concrete driveways, sidewalks, patios, and other outdoor areas. Outdoor concrete is typically subjected to a range of environmental factors such as sunlight, rain, snow, and temperature fluctuations, which can affect its appearance and durability over time. Specialized techniques and treatments may be used to protect outdoor concrete and enhance its longevity, such as sealing, staining, or decorative coatings.ubjected to a range of environmental factors such as sunlight, rain, snow, and temperature fluctuations, which can affect its appearance and durability over time. Specialized techniques and treatments may be used to protect outdoor concrete and enhance its longevity, such as sealing, staining, or decorative coatings.

Outdoor concrete grinding near pool with greenery.

Types of Grind

  • Full aggregate exposure, where the concrete is ground down to reveal the aggregate within the mix, creating a textured, terrazzo-like finish.
  • Partial aggregate exposure, where the grinding reveals some of the aggregate, providing a balanced look between the concrete and the exposed aggregate.
  • Salt and pepper finish, where only a minimal amount of grinding is done to remove surface blemishes, resulting in a subtle, lightly polished appearance.

Cream or natural polish in concrete polishing refers to a smooth, slightly glossy finish achieved by refining the surface with fine grit diamond abrasives. No grinding is done in this process

Slide to view different grind finishes
Level of Grind
Natural
Light
Medium
Heavy
value
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Polished concrete floor with natural grind finish and minimal aggregate exposure.
Lightly ground polished concrete floor with subtle aggregate visibility.
Medium grind polished concrete floor revealing moderate aggregate detail.
Heavily ground polished concrete floor with full aggregate exposure.

Types of Polish

A polished concrete floor can exhibit a range of sheen levels, from matte to high gloss, depending on the desired aesthetic and functional requirements. A matte finish provides a subtle, understated look that is smooth to the touch and has a low level of light reflectivity. In contrast, a high-gloss finish offers a reflective, mirror-like surface that enhances the brightness of the space and creates a more luxurious appearance. Between these extremes, various levels of sheen can be achieved, allowing for a customized finish that suits the specific design goals of the project.

Slide to view different polishing finishes
Level of Sheen
Matte
Satin
Semi Gloss
Gloss
High Gloss
value
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Matte polished concrete flooring in a rustic indoor setting.
Satin finish on polished concrete floor in a bright interior.
Semi-gloss polished concrete floor in a modern hallway.
Glossy polished concrete floor in spacious commercial interior.
High-gloss finish on polished concrete floor reflecting sky and interior.
Outdoor process

Our Outdoor Process

Our outdoor concrete transformation process begins with thorough grinding and polishing, followed by a meticulous acid etch cleaning. This process is designed to enhance the durability and aesthetic appeal of your outdoor concrete surfaces. We apply a final sealant to provide a slip-resistant finish, ensuring both safety and a natural look. Our goal is to deliver a high-quality, long-lasting solution that revitalises your outdoor spaces and exceeds your expectations.

Close-up of water droplets on a textured outdoor concrete surface, demonstrating the high-quality sealant finish applied for slip resistance and durability.
FAQs

Frequently asked questions

Still got questions? Find quick answers to common questions about our polished concrete services.

Can any concrete be polished?

In general, most concrete can be polished. However, the quality of the final result can depend on factors such as the quality of the concrete mix, the level of aggregate exposure desired, and the condition of the existing concrete surface.

How do I maintain polished concrete?

Maintaining polished concrete is relatively easy. Regular cleaning with a neutral pH cleaner and occasional resealing can help keep the surface looking its best.

What stage of a build should i polish my concrete?

For projects requiring heavier aggregate exposure, we recommend grinding the concrete slab after it has been poured and allowed to cure for at least 21 days. This should ideally be done before the construction of frames begins.

For light to medium grinds and polishing, we suggest timing the process for when the house is weatherproof, typically just before or just after the gib installation.

After our polishing process is completed, it is crucial to protect the floor to prevent damage.

Is polished concrete environmentally friendly?

Concrete is a sustainable material, as it is made from natural ingredients such as sand, gravel, and water. It is also highly durable, which means it can last a long time and reduce the need for frequent replacement.

The polishing process itself is typically done without the use of harsh chemicals or coatings, making it a more environmentally friendly option compared to other flooring treatments.

How much does polished concrete cost?

The cost of polished concrete can vary depending on factors such as the size of the area, the level of polishing desired, and the condition of the existing concrete. In general, polished concrete can cost anywhere from $40-$120 per m2.

How is polished concrete different from regular concrete?

Polished concrete undergoes a grinding and polishing process that regular concrete does not. This process enhances the appearance, durability, and stain resistance of the concrete surface.

How does the level of aggregate exposure affect the final appearance and durability of the polished concrete?
  • None (Cream Finish): A cream finish may be more susceptible to wear and staining, as the surface is smoother and less textured. It may require more frequent maintenance to keep it looking its best.
  • Partial Exposure: Partial exposure provides a good balance between aesthetics and durability. The exposed aggregate adds texture to the surface, which can help hide wear and tear over time.
  • Full Exposure: Full exposure can enhance the durability of the floor, as the exposed aggregate acts as a wear surface. It can withstand heavy traffic and is less likely to show scratches or wear patterns.

Get a Free Quote

Ready to polish your concrete?

Get a quote today.

We strive to provide the most cost-effective polished concrete solutions in New Zealand. Our commitment is to beat any competitor's quote by 10%, provided that the quote is for a full mechanically polished concrete floor.

Graphic design of a grid that resembles grids of polished concrete