Compare the highest-rated insulation professionals in Fulton, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading and highly reputable insulation contractor in Sonoma County, known for comprehensive service from energy audits to full installation. They are recognized for their expertise in advanced solutions like spray foam and their knowledge of local rebate programs.
This provider specializes in attic-specific services but offers a full range of insulation solutions. They receive consistent praise for thorough insulation removal, effective air sealing, and improving overall home energy efficiency.
A well-regarded local contractor known for quality workmanship in both residential and commercial insulation. They offer a wide array of materials and methods and are noted for their professional crews and clear communication.
** The insulation market serving Fulton, CA, is characterized by a small number of highly specialized, regional contractors primarily based in Santa Rosa. Due to Sonoma County's climate and focus on sustainability, the market is mature and quality-conscious. Competition is strong among the top-tier providers, who differentiate themselves through expertise in advanced materials (like spray foam), deep knowledge of Title 24 energy compliance, and guidance on utility rebates (e.g., from PG&E). The average quality of service is high, reflecting the technical requirements and homeowner expectations in the region. Typical pricing is above the national average, influenced by California's high labor and material costs, as well as the sophisticated solutions often requested. A standard attic blow-in project can range from $1,500 to $4,500, while a full-home spray foam installation can easily exceed $10,000, with final costs being highly dependent on home size, existing conditions, and the chosen R-value.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Fulton regulations and climate
Get answers to common questions about insulation services in Fulton, California.
For Fulton's Mediterranean climate with cool, damp winters and mild summers, blown-in cellulose or fiberglass batts in the attic are highly cost-effective. These materials provide excellent thermal resistance (R-value) for winter warmth and help keep heat out in summer. Focusing on attic insulation first typically offers the best return on investment, as heat rises and significant energy loss occurs there.
Yes, insulation work in Fulton must comply with the 2022 California Building Code (CBC), adopted by Sonoma County. This includes specific requirements for attic ventilation, vapor barriers in certain applications, and achieving minimum R-values for different parts of the home. A reputable local installer will pull the necessary permits and ensure compliance, which is crucial for both safety and potential home resale.
The ideal time is during the dry season, typically late spring through early fall (May to October). This allows for attic work without concern for rain, and temperatures are more comfortable for installers working in confined spaces. Scheduling during these off-peak months can also sometimes lead to better availability and pricing compared to the last-minute rush before winter.
Look for a contractor licensed by the California Contractors State License Board (CSLB) with specific insulation classification. Ask for proof of local projects, references, and detailed written estimates. Choose a provider familiar with Sonoma County's specific needs, such as addressing potential moisture from coastal influence and ensuring proper ventilation to prevent mold—a key concern in our region.
After the attic, prioritize sealing air leaks and insulating walls (especially on the north-facing side for cooler winds) and floors over unconditioned spaces like crawl spaces. In many older Fulton homes, the walls are uninsulated. A professional energy audit, which may qualify for rebates through programs like BayREN, can identify the biggest sources of heat loss specific to your home's construction.