
Building Envelope Contractor in Fidalgo Island
A top-rated James Hardie siding contractor in Fidalgo Island, specializing in building envelope solutions that improve your home’s protection, energy efficiency, and longevity. We use industry-leading materials and expert craftsmanship to create a durable, weather-resistant exterior that safeguards your home from moisture, air infiltration, and environmental wear.
Contact Us To Learn More!

Proud to be James Hardie's ELITE PREFERRED Contractor
Elite Preferred Contractor status represents the highest level of achievement in James Hardie’s five-tier contractor certification model. It recognizes businesses for their exceptional efficiency, standardized processes, and commitment to excellence.

Lead Certified Siding Contractor in Whatcom County
We are proudly LEAD-SAFE Certified by the State of Washington. For homes built prior to 1978, a lead-certified contractor is required to perform any siding replacement or renovation work (even if lead is not detected). If lead-based materials are detected on homes built after 1978, it is mandatory to engage a lead certified contractor, as failure to comply with these regulations may result in penalties and fines.
Your #1 Home Improvement Experts
Fidalgo Island's Trusted and Local Building Envelope Contractor.
Siding Vault is a James Hardie Elite Preferred® siding contractor specializing in building envelope solutions that enhance energy efficiency, weather resistance, and long-term durability. Our expert team provides high-quality siding materials and professional installation to create a seamless barrier against moisture, air infiltration, and environmental wear.
As a Lead-Certified contractor, we follow EPA guidelines and Washington State Department of Commerce regulations to ensure safe and compliant siding replacement. With a highly skilled and experienced crew in Fidalgo Island, we are committed to delivering superior craftsmanship and reliable, professional service to every customer.
Service: Siding Vault is known for their niche siding replacement expertise. Siding Vault is partnered with James Hardie through their Contractor Alliance program, and is a James Hardie Elite Preferred® contractor.
Experience: Our crew is very experienced in both residential and commercial siding installation; with some of our legacy members having over a decade of experience!
Warranties: 30-year limited warranty on Hardie Products. 15-year finish warranty on James Hardie pre-finished products, such as ColorPlus Technology®. Request more information to view our latest warranties on other products.
Reviews: Move forward with zero hesitation, view Siding Vault’s extensive positive review presence online. Give James Hardie a call, and ask about Siding Vault!
Locally Operated: Locally owned and operated, here in Ferndale and Bellingham Washington.
Siding Vault's Asbestos Projects
Executed to industry standards with an outstanding finish.
Let us help you transform your home with innovative siding products that stand the test of time!
Before
After


Your James Hardie Elite Preferred® & Building Envelope Contractor in Fidalgo Island.
About Fidalgo Island
Fidalgo Island, located in the northern Puget Sound of Washington State, is a sought-after destination known for its stunning coastal views, maritime heritage, and access to outdoor recreation. As the gateway to the San Juan Islands, it attracts residents and visitors with its mild oceanic climate, scenic beauty, and small-town charm. However, the very climate that makes the island so appealing also presents challenges for home exteriors. The region experiences significant rainfall, frequent moisture exposure, and strong coastal winds, all of which contribute to wear and tear on homes. Moisture control is one of the primary concerns for homeowners, as the persistent dampness can lead to mold, mildew, and rot if proper materials and installation techniques are not used. Traditional wood siding, while aesthetically pleasing, requires extensive maintenance in this environment to prevent deterioration. Instead, fiber cement siding, such as James Hardie products, offers a more durable solution, as it resists moisture, is non-combustible, and can withstand heavy rainfall without warping or rotting. Additionally, vinyl siding can be an option for cost-conscious homeowners, but it may lack the longevity and resilience needed for Fidalgo Island’s demanding conditions.
Wind resistance is another major factor influencing exterior material choices, as Fidalgo Island is exposed to strong coastal gusts, particularly during winter storms. Poorly installed siding or lightweight materials can be vulnerable to wind damage, leading to costly repairs. For this reason, proper fastening techniques, including a rainscreen installation system, are essential. A rainscreen system creates an air gap between the siding and the home’s sheathing, allowing moisture to drain properly while enhancing wind resistance. This installation method prevents trapped water from causing long-term structural damage and helps mitigate issues related to wind-driven rain. Given that Fidalgo Island experiences fluctuating temperatures throughout the year, from cool, wet winters to warm, dry summers, thermal expansion and contraction must also be considered. Certain materials, such as aluminum siding, can be prone to expansion, while fiber cement remains stable in varying temperatures. Additionally, insulation-backed siding options help improve energy efficiency by reducing heat loss in winter and minimizing heat absorption in summer.
Beyond climate considerations, Fidalgo Island’s popularity stems from its unique location and quality of life. Its proximity to the San Juan Islands, easy access to ferry routes, and connection to the mainland via bridges make it a prime spot for those seeking both seclusion and convenience. The island’s historic charm, vibrant arts community, and access to hiking, boating, and whale-watching attract retirees, remote workers, and nature enthusiasts alike. However, maintaining homes in this environment requires thoughtful material selection and expert installation to ensure longevity. Coastal properties, in particular, face additional challenges such as salt-laden air, which can accelerate the corrosion of metal components. Homeowners often choose stainless steel fasteners and corrosion-resistant flashing to counteract this issue. The combination of high humidity and persistent rainfall also necessitates well-designed ventilation systems, including soffit and ridge vents, to prevent excess moisture buildup in attics and wall cavities.
Despite these environmental challenges, homes on Fidalgo Island can maintain their beauty and structural integrity when built with durable, weather-resistant materials and industry-best installation practices. Fiber cement siding remains one of the most reliable choices due to its resilience against moisture, fire, and pests, while engineered wood siding, with proper sealing and maintenance, can offer a warm, natural look without the vulnerabilities of traditional wood. Homeowners who prioritize longevity and performance often opt for a combination of materials, including stone or brick accents, which provide additional protection against the elements. Ultimately, the key to maintaining a home’s exterior on Fidalgo Island lies not just in the materials used, but also in the expertise of the installation. Investing in professional craftsmanship ensures that homes are properly sealed, ventilated, and fastened to withstand the unique climate challenges of the Pacific Northwest. With the right approach, homeowners can enjoy the benefits of living in one of Washington’s most picturesque locations while protecting their investment against the elements.
Recent Projects

