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Writer's picturePrestige Marble & Granite

How to Protect Outdoor Granite Features During Winter

Granite is a durable and elegant material that can add beauty and functionality to outdoor spaces. Whether it's an outdoor kitchen, fireplace, or decorative stonework, granite is a popular choice for many homeowners. However, the winter months can pose unique challenges for maintaining granite surfaces. Freezing temperatures, snow, ice, and other harsh weather conditions can cause damage if proper precautions aren’t taken.

Here’s how to protect your outdoor granite features during winter to ensure they remain beautiful and intact for years to come.



1. Clean and Seal Your Granite Surfaces

CleaningBefore winter sets in, give your outdoor granite features a thorough cleaning. Dirt, grime, and debris can accumulate over time and potentially damage the surface if left to sit through the colder months. Use a soft cloth and a gentle, pH-balanced cleaner that’s safe for natural stone. Avoid acidic cleaners, as they can damage the stone’s surface.


SealingGranite is naturally porous, meaning it can absorb moisture. During winter, the freeze-thaw cycle can cause this moisture to expand and contract, which can lead to cracks and surface damage. To prevent this, apply a high-quality stone sealant to your granite surfaces. Sealing helps to protect the stone from moisture penetration, stains, and other environmental factors. Make sure the sealant is designed specifically for outdoor granite and follow the manufacturer’s instructions for proper application.


2. Protect Against Snow and Ice Build-Up

Shoveling SnowSnow and ice can accumulate on your outdoor granite features, and while granite is durable, prolonged exposure to these elements can lead to surface damage. Use a plastic shovel or broom to remove snow from granite surfaces after every snowstorm. Avoid using metal tools, as they can scratch the stone.


De-icing ProductsMany homeowners use de-icing salts to melt snow and ice, but these products can be harsh on natural stone. De-icers that contain sodium chloride or calcium chloride can damage the surface and degrade the stone’s finish over time. Instead, opt for a de-icing product specifically designed for use on stone surfaces, or consider using sand to provide traction without the risk of chemical damage.


3. Prevent the Freeze-Thaw Cycle from Damaging Granite

As mentioned, water can seep into the pores of granite, and when it freezes, it can expand, causing cracks. This cycle can be especially problematic during the winter months when temperatures fluctuate between freezing and thawing.


To minimize the risk of damage:

  • Keep Water Off the Surface: Avoid watering plants near outdoor granite surfaces, as the water can run off and pool on the stone.

  • Cover Surfaces: For added protection, consider covering outdoor granite features like countertops or tabletops with waterproof tarps or covers during the winter months. This helps to keep snow and water from accumulating and penetrating the stone.


4. Install a Protective Outdoor Cover or Canopy

If your outdoor granite features are part of a larger structure, like an outdoor kitchen or bar area, consider installing a canopy or protective covering over the area. This will shield your granite surfaces from harsh winter weather, including snow and ice. A canopy will also protect your surfaces from falling debris, such as twigs or branches, that can cause chips or scratches.


If you’re not looking to install a permanent structure, a portable awning or tarp can offer short-term protection during the colder months.


5. Avoid Using Hot Items Directly on Granite Surfaces

In colder weather, it’s tempting to heat up your outdoor space with fire pits or grills. While granite is heat-resistant, extreme temperature changes can cause thermal shock, which may lead to cracking. Avoid placing hot pots, pans, or grills directly on your granite surfaces, as the sudden change in temperature can cause the stone to crack.


Use trivets or protective mats when placing hot items on granite, even during winter months, to preserve its integrity.


6. Regular Maintenance and Inspection

While winterizing your outdoor granite features is important, regular maintenance throughout the season is equally crucial. Check your granite surfaces periodically for any signs of wear or damage. If you notice cracks, chips, or stains, address them immediately to prevent further deterioration.


If you’re unsure about how to maintain or repair your outdoor granite, consult with a professional stone expert who can provide guidance and ensure the stone is properly cared for during the winter.


Conclusion

Protecting your outdoor granite features during the winter months requires a bit of preparation and effort, but it’s well worth it to keep your stone looking beautiful and functional. By cleaning, sealing, and taking measures to protect your granite from snow, ice, and temperature fluctuations, you’ll extend the lifespan of your outdoor surfaces and enjoy their beauty for years to come.


At Prestige Marble & Granite, we specialize in maintaining and protecting your stone surfaces. If you need advice or professional assistance in winterizing your granite features, contact us today for expert tips and services.

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