Professional Siding Restoration

Bay Area’s Most Trusted Wood Care — Since 1989

Restore, protect, and extend the life of your siding without costly replacement. Licensed (#711308) · Bonded & Insured · Satisfaction Guaranteed.

 
Call: 650-966-9663
Mon–Fri, 8am–5pm

Restore, Protect and Preserve Your Natural Wood Siding

At Cal Preserving, we know your home’s wood siding is one of the first things people notice. In the Bay Area’s climate, sun exposure, coastal moisture, and everyday environmental wear can gradually fade finishes, dry out wood, and lead to deterioration.

Our wood siding restoration process brings your siding back to life with professional cleaning, repairs when needed, careful preparation, and high-quality staining and preservation. The result is siding that looks refreshed, protected, and ready to withstand the Bay Area’s changing conditions.

Why Bay Area Homeowners Trust Cal Preserving

Over 35 Years Restoring Bay Area Natural Wood

For more than 35 years, we’ve restored and protected wood siding across the Bay Area. Our team understands how coastal fog, intense sun exposure, and seasonal moisture affect exterior wood surfaces, and we tailor our restoration approach to match your home’s needs.

Quality Stains and Proven Products

We use high-quality stains and proven products designed specifically for exterior wood siding. Each product is selected based on the wood type, its condition, and the level of exposure your home receives.

Proper Preparation and Staining Done Right

Great siding restoration starts with the right preparation. We carefully clean the wood, perform repairs when needed, sand where appropriate, and apply stain evenly so your siding looks beautiful and remains protected for years.

Clear Communication

We believe in clear communication from start to finish. Our team explains the restoration process and keeps you informed throughout the project so you know exactly what to expect.

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What Our Customers Say

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How Our Siding Restoration Process Works

  1. Free Consultation & Inspection: We begin by inspecting your home’s wood siding and related exterior surfaces. Our team evaluates the wood condition, existing finish, sun exposure, and moisture impact. Based on this assessment, we recommend the most appropriate restoration plan and discuss the options with you to ensure it aligns with your goals.
  2. Preparation & Protection: Before work begins, we carefully assess the worksite and take precautions to protect surrounding areas such as landscaping, windows, fixtures, and nearby surfaces. Proper preparation helps ensure a smooth and safe restoration process.
  3. Cleaning and Surface Preparation:  We typically start with professional power washing to remove dirt, mildew, and failing finishes. After cleaning, we evaluate the wood to determine whether sanding or additional preparation is needed. If sanding is required, we prepare nails and fasteners to ensure a smooth and consistent surface.
  4. Repairs: If damaged boards, trim, or other siding components require repair, this is the stage where we address them. Repairs are typically performed on a time-and-materials basis, based on the labor required and the cost of replacement materials and disposal.
  5. Wood brightening: Once cleaning, repairs, and sanding are complete, we apply a wood brightener to restore the natural appearance of the wood and neutralize the cleaning process. This step helps bring back the wood’s natural color and prepares it for optimal stain absorption.
  6. Staining / Preserving: Next, we apply a high-quality stain or preservative selected for your siding’s wood type and condition. This protective finish helps guard against UV damage, moisture-related growth, and premature cracking, while enhancing the natural beauty of the wood.
  7. Final Walkthrough and Cleanup:Once the work is completed, we review the results with you and address any finishing details. Our team thoroughly cleans the work area, leaving your property neat and safe. We typically recommend allowing about 48 hours of drying time before exposing treated surfaces to moisture.

Why Homeowners Trust Us for Siding Restoration

Exterior Wood Specialists

No obligation. We’ll review your project and provide a detailed estimate.

Preserve, Don’t Replace

Our process is designed to restore and extend the life of existing wood, often avoiding the cost and disruption of full replacement.

No Payment Until You’re Happy

For residential work, you don’t pay for the job until you’re satisfied with the result.

Siding Frequently Asked Questions

Do you handle both cleaning and refinishing of wood siding?

Yes. Our siding restoration services typically include professional cleaning, preparation, repairs when needed, and refinishing with high-quality stains or preservatives designed for exterior wood siding.

We commonly restore redwood, cedar, hardwood, and other natural wood siding found on Bay Area homes. Our team selects the appropriate cleaning and staining approach based on the specific wood species and condition.

Most wood siding benefits from maintenance every 3–5 years, depending on sun exposure, weather conditions, and the type of finish previously applied. Homes with heavy sun or coastal exposure may require maintenance sooner.

Yes. If damaged boards, trim, or other siding components need attention, we can perform repairs as part of the restoration process. Repair work is typically handled on a time-and-materials basis depending on the scope.

We use high-quality stains and wood preservatives designed for exterior siding. The specific product is chosen based on the wood type, existing finish, and exposure conditions to ensure the best protection and appearance.

Yes. Many of the stains we use come in a variety of natural tones that enhance the beauty of the wood while still allowing the grain to show through.

We typically apply one flood coat only. By “flood coat” we mean that we flood the wood cells with stain such that they will not take more without the stain sitting on the surface and leaving it shinny and sticky. There is a fine line with this and you may have smaller areas that are a bit shinny or sticky but that will fade and dry up in a short period if time.

In many cases, yes. If the wood structure is still sound, professional restoration can clean, repair, and refinish siding, significantly improving its appearance and extending its lifespan without full replacement.

Improper pressure washing can damage wood fibers, force water behind siding, or cause uneven cleaning results. Professional cleaning uses the correct pressure, technique, and solutions to protect the wood.

The timeline depends on the size of the home, condition of the siding, and weather conditions. Most siding restoration projects are completed within a few days, including preparation, repairs, and finishing.

For best results, siding restoration requires dry conditions so the wood can properly absorb stains and finishes. Weather conditions are carefully monitored when scheduling the project.

Drying times vary depending on the product and weather conditions, but most finishes require 24–48 hours before full exposure to moisture.

In many cases, restoration is far more cost-effective than replacement. If the wood structure is still solid, cleaning, repairing, and refinishing the siding can restore its appearance and extend its lifespan for many years.

Our Siding Transformation Projects

Signs Your Wood Siding May Need Restoration

Wood siding is durable, but the Bay Area’s mix of sun exposure, coastal fog, rain, and seasonal moisture can gradually wear down protective finishes. Catching these signs early can help prevent costly repairs and extend the life of your siding.

  1. Faded or Discolored Wood: If your siding looks dull, gray, or uneven in color, it usually means the protective finish has worn away. Restoration can bring back the natural warmth and color of the wood while protecting it from further damage
  2. Peeling or Failing Finish: When stain or sealant begins to peel, flake, or wear away, the wood underneath becomes vulnerable to moisture and UV damage. Reapplying the right protective finish helps preserve the wood and maintain your home’s appearance.
  3. Dark Spots, Mildew, or Organic Growth:  Moisture from coastal fog or shaded areas can lead to mildew, algae, or dark staining on wood siding. Professional cleaning and restoration remove these contaminants and restore a healthy surface.
  4. Dry, Rough, or Splintering Wood: Over time, sun exposure can dry out wood siding, leaving it rough or prone to cracking. Restoration treatments help recondition and protect the wood to prevent further deterioration.
  5. Uneven Weathering: Sides of the home that receive more sunlight or weather exposure may age faster than shaded areas. Restoration evens out the appearance and applies consistent protection across the entire surface.
Get Started Today

Ready to Restore Your Siding?

Discover how we can enhance and preserve your wood structures. Fill out our Estimate Request Form to receive a detailed evaluation and personalized recommendations—absolutely free.

No obligation. We’ll review your project and provide a detailed estimate.