Natural stone pavers, like limestone, travertine, and marble, are a popular choice for patios, driveways, walkways, and other outdoor spaces. To keep your stone pavers looking their best and protecting them from the elements, sealing them is an essential step in maintenance.

Why Seal Natural Stone Pavers?

1. Protection from Stains and Spills: Natural stone is porous, meaning it can absorb liquids such as water, oil, and wine. Over time, this can cause discoloration, stains, and even damage to the stone. A good sealer creates a protective barrier, preventing these liquids from soaking into the stone and making cleanup much easier.

2. Enhanced Durability: Sealing helps to reduce the effects of weathering caused by UV rays, moisture, and freezing temperatures. It helps maintain the structural integrity of your pavers by protecting them from cracking, fading, and erosion.

3. Preserving the Aesthetic: The rich, natural colors and textures of stone pavers can fade over time due to exposure to sun and rain. A sealer enhances the color of the stone, making it appear richer and more vibrant.

4. Effortless Maintenance: Sealed pavers are easier to clean and maintain. The sealant helps prevent dirt, moss, and algae from adhering to the surface.

How to Seal Natural Stone Pavers

1. Clean the Surface Thoroughly
Before applying any sealer, the stone pavers must be completely clean. Use a pressure washer or a hose with a high-pressure nozzle on the low setting. Allow the pavers to dry completely before proceeding to the next step.

2. Choose the Right Sealer

• Penetrating Sealers: These are designed to soak into stone and provide protection from within. They don’t alter the appearance of the stone, leaving it looking natural.
• Surface Sealers: These create a thin layer on top of the stone and can enhance the stone’s color and shine. These are typically used for more decorative purposes and can give your pavers a glossy finish.

3. Apply the Sealer
Using a roller, brush, or sprayer, apply an even coat of the sealer to the stone pavers. Be sure to work in small sections and avoid over-applying the sealer to prevent pooling or streaking. If you’re using a sprayer, make sure to hold it at about 12-18 inches from the surface for an even distribution.

4. Let It Dry
Once the sealer is applied, allow it to dry according to the manufacturer’s instructions. This typically takes between 24-48 hours, but it can vary depending on the product used and the weather conditions. You may need to apply a second coat of sealer for enhanced protection, especially if your stone is particularly porous.

5. Enjoy the Results!
Once the sealer has dried completely, your stone pavers will be protected and ready to handle the elements. Regular cleaning will now be easier, and you’ll notice that stains and spills are easier to wipe up.