Maintaining Fiber Cement Siding: Tips and Tricks

Joseph Justice
Aug 20
3 min read

Fiber cement siding has become a top choice for homeowners who want the appearance of traditional wood siding with superior durability and low maintenance. Known for its resilience against harsh weather, pests, and fire, this material delivers long-term performance and aesthetic appeal. But like any exterior component, it still benefits from routine care. If you want to keep your fiber cement siding looking its best in Fort Wayne, IN, follow these smart maintenance tips.

Why Maintenance Still Matters

Although fiber cement is low maintenance compared to wood or metal siding, no product is completely maintenance-free. Dirt, mildew, and environmental debris can accumulate over time, and paint may eventually fade or chip. Regular upkeep ensures your siding not only lasts longer but also continues to boost your home’s curb appeal.

Unlike wood, fiber cement doesn’t rot or warp easily. Still, exposure to weather—especially the freeze-thaw cycles common in Fort Wayne—can wear down the finish and caulking over time. Proactive maintenance helps prevent small issues from turning into costly repairs.

Cleaning Your Siding Safely

To keep your fiber cement siding clean:

Use a garden hose or low-pressure power washer to remove loose dirt and dust
For more stubborn grime or mildew, mix a mild detergent with water and scrub with a soft-bristle brush
Rinse thoroughly to prevent soap residue

Avoid using high-pressure washers or abrasive cleaning tools, as they can damage the painted surface or force water behind the panels.

Inspecting for Damage and Wear

Conduct a visual inspection of your siding at least once or twice a year. Look for:

Cracked or chipped paint
Worn or missing caulking around windows, doors, and joints
Warping or loose panels
Signs of insect activity or moisture intrusion

Spotting these issues early allows for quick fixes that will extend the life of your siding.

Repainting Fiber Cement Siding

One of the standout features of fiber cement is its ability to hold paint for up to 10–15 years. However, once the color begins to fade or peel, it’s time for a refresh.

Here’s how to approach repainting:

Choose a high-quality 100% acrylic exterior paint
Clean and dry the surface thoroughly before applying
Repair or re-caulk any problem areas first
Apply at least two coats for best results

This step not only revives your home’s appearance but also reinforces the protective finish.

Maintain Proper Caulking

Caulking seals gaps and prevents moisture from seeping into your walls. Over time, it can shrink, crack, or detach, especially in areas with seasonal temperature changes.

Check caulking around corners, windows, and trim annually. Reapply as needed using a paintable, exterior-grade caulk. Keeping these areas sealed will prevent moisture-related damage and maintain your siding’s integrity.

Consider Professional Maintenance

If you’re unsure how to care for your siding or notice significant wear, it’s a good idea to consult an expert. A professional inspection can identify issues you might miss and provide solutions that save money over time.

For homeowners in Fort Wayne, Pro Siding Systems offers expert siding maintenance and repair services. Their skilled team understands the unique demands of the local climate and uses best practices to extend the life of your investment.

Our certificate: GAF Master Elite. We work with GAF and James Hardie siding products, offering dependable, high-performance materials tailored for long-term durability.