Smooth Concrete

Man sealing an exposed aggregate concrete driveway

What Is the Best Sealer For Exposed Aggregate Concrete Driveways?

Man sealing an exposed aggregate concrete driveway

Maintaining your concrete driveway is important to ensuring its longevity and visual appeal. The type of sealer you select for your exposed aggregate concrete driveway can profoundly influence these factors. This decision depends on a variety of elements, including your specific location, how your driveway is used, and your personal aesthetic preferences.

In this blog post, we’ll delve into the advantages and drawbacks of various sealers, with the goal of arming you with the necessary information to choose the sealer that aligns most closely with your unique requirements. The lasting beauty and durability of your driveway could very well depend on this vital choice.

Understanding Exposed Aggregate Concrete Sealers

We often get asked about concrete sealers – what they are and why they’re crucial for maintaining the longevity and aesthetics of exposed aggregate concrete driveways.

Concrete sealers, in essence, are protective layers that we apply to the surface of exposed aggregate concrete. Their purpose? To extend its lifespan, preserve its glossy look, and shield it from weathering, traffic damage, and other potential harms.

The optimum concrete sealer for your driveway largely hinges on your specific project requirements. For example, penetrating sealers offer all-encompassing protection from water and salt penetration, averting potential cracks and structural complications. This sealer retains the natural appearance of the exposed aggregate, serving as an effective UV and salt barrier.

If you’re after a decorative finish, some acrylic sealers provides a ‘wet look’ or high gloss finish, enhancing the visual appeal of the exposed aggregate while resisting staining and surface deterioration.

Understanding concrete sealers and the various types available is critical in choosing the most appropriate product. At Smooth Concrete, we believe that sealing exposed aggregate concrete driveways with the right sealer cuts down on maintenance and repair costs, ensuring your driveway stays functional and visually appealing for many years.

Importance of Driveway Sealing

At Smooth Concrete, we firmly believe in the importance of driveway sealing. We’ve seen first hand how essential this step is in safeguarding your driveway from elements that can cause wear and tear. Implementing such protection effectively prolongs the lifespan of your driveway, mitigating potential structural problems in the process.

Moreover, a well-kept driveway boosts the overall curb appeal of your property, adding significantly to its aesthetic value. Here at Smooth Concrete, we take pride in providing our Melbourne clients with premium quality driveway sealing services that not only protect your investment but also enhance the beauty of your home.

Preventing Driveway Damage

High-quality concrete sealers play a crucial role in preventing driveway damage. Given the susceptibility of exposed aggregate to detrimental effects of water and salt, we strongly recommend the use of a premium concrete sealer for your driveway.

The application of a sealer on your exposed aggregate and concrete driveway is more than just a suggestion – it’s a necessity. This is a preventative measure against harsh environmental factors that could necessitate expensive repairs in the future. A protective layer from the sealer inhibits the penetration of water and salt, thereby averting structural problems like cracks that develop over time.

Enhancing Curb Appeal

Sealing your driveway not only offers protection but also significantly boosts the aesthetic appeal of your property. Applying a sealer gives your exposed aggregate concrete surface a glossy high finish, leaving it looking polished and well-maintained.

Applying the right sealer to your driveway can:

  • Enhance the inherent beauty of the exposed aggregate
  • Impart a high gloss finish to the concrete surface for a sophisticated look
  • Boost the curb appeal of your property by refining the driveway’s appearance
  • Safeguard the surface from damage, extending its lifespan and minimising maintenance costs

Types of Concrete Driveway Sealers

There are a number of different sealers you can use for sealing your driveway.

One option are water-based sealers which can provide a salt barrier and UV protection without altering the surface’s appearance.

Alternatively, acrylic sealers can offer a decorative wet look and high gloss finish for those who prefer a bit more shine.

In our experience, we typically encounter two primary types of sealers: topical and penetrating sealers. Topical sealers, including the acrylic variety, can enhance your driveway’s appeal by adding a glossy layer. They also provide resistance to staining and surface deterioration. Penetrating sealers, however, require less upkeep and are absorbed into the concrete, providing protection from within.

Selecting the Perfect Sealer

When it comes to selecting a sealer for exposed aggregate surfaces, here are a few to consider:

  • Water based vs acrylic: Water-based silane/siloxane sealers act as a salt barrier and preserves the natural appearance of the concrete surfaces. Acrylic sealers impart a glossy finish, enhances the attractiveness of the aggregate, and provides stain resistance.
  • Types of Sealer: Penetrating sealers require minimal maintenance and are more durable, while topical sealers, especially those with a high gloss finish, can significantly enhance the appearance of your driveway..

However, it’s important to remember that every sealer has both advantages and disadvantages. The key is to find a balance that harmonises with your specific needs and preferences.

Application Process of Sealers

This intricate process, which involves everything from cleaning the concrete to applying the sealer and allowing it to dry, is a critical step in maintaining the surface.

Step-by-Step Application Guide

To start with, it’s essential to thoroughly clean the concrete surface. We recommend using either an acrylic sealer or penetrating sealers, depending on your needs. Applying the sealer with a roller or sprayer ensures even coverage across the surface. It’s important to allow the sealer to completely dry before letting it endure foot traffic.

For an extra layer of protection and longevity, we advise applying a second coat. The top layer should be left to cure according to the recommended drying times to achieve the best results.

Doing this process correctly will result in a beautifully sealed driveway that is not only visually stunning but also robust and enduring.

Maintaining Sealed Driveways

We recommend the following practices for maintaining your sealed driveways:

  • Regular Cleaning: To preserve your driveway’s beauty and durability, we encourage you to keep it clear of dirt, leaves, and other debris. For a comprehensive cleaning, consider using a pressure washer.
  • Sealer Reapplication: The frequency of sealer reapplication depends on the type of sealer used. For instance, if you’ve opted for acrylic concrete sealers you may need to reapply more often.
  • Damage Inspection: Make it a habit to regularly check your driveway for any cracks or other signs of wear and tear. Catching these issues early and addressing them promptly can prevent more extensive and costly repairs down the track.
  • Avoid Chemical Exposure: Be mindful of exposing your driveway to harsh chemicals, as they can degrade the sealer and leave the decorative concrete underneath vulnerable.

Frequently Asked Questions

How Do You Seal Exposed Aggregate Concrete Driveway?

Sealing an exposed aggregate concrete driveway involves important steps such as material selection, application, and regular maintenance. As professionals, we always take into account factors such as Melbourne’s unique weather conditions, the cost of the product, and the frequency of resealing needed to ensure your driveway maintains a sleek appearance and robust durability over time.

Does Sealing Exposed Aggregate Make It Darker?

Sealing exposed aggregate concrete can indeed make it darker or potentially alter the colour, depending on the transparency of the sealer we use. The application techniques we employ, and Melbourne’s unique weather conditions, can also influence any colour changes. However, our top-notch sealing process ensures the longevity of your concrete and its resistance to Melbourne’s varied environmental impacts.

What Is the Clear Coating for Exposed Aggregate Concrete?

“Clear Coat” for exposed aggregate concrete refers to options such as a silane/siloxane or acrylic sealer are popular choices. We use these coatings not just for their aesthetic appeal, but also for the protection they offer against weather damage. Plus, they significantly extend the concrete’s lifespan. However, we always stress to our customers that the proper application and upkeep of these sealers are crucial to their effectiveness.

Need to Get Your Exposed Aggregate Concrete Sealed?

We are able to seal your exposed aggregate concrete with the sealer that best suits your needs. Speak to us today by calling 0403 292 005 or emailing