Compare the highest-rated insulation professionals in Dunnigan, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly reputable and well-established company specializing in comprehensive home insulation and air sealing solutions. They are known for their thorough energy audits and expertise in both spray foam and blown-in insulation systems. They emphasize improving home comfort and reducing energy bills, and they service a wide area including the Sacramento Valley and Dunnigan.
A local favorite known for personalized service and deep knowledge of the climate and building codes in Yolo County and its surrounding areas, including Dunnigan. They focus on eco-friendly and high-performance insulation solutions, offering services from simple attic upgrades to complex crawl space encapsulation and insulation removal.
A professional and reliable contractor with a strong presence in the North Valley. They offer a full suite of insulation services for both residential and commercial properties. Their strengths lie in new construction insulation as well as retrofit projects, and they are well-versed in the rebate programs available through local utility providers.
** The insulation market serving Dunnigan, CA, is characterized by high-quality regional contractors rather than local in-town businesses, which is typical for a small rural community. The competition is moderate but healthy, with several established companies from neighboring hubs like Woodland, Yuba City, and Sacramento competing for projects in the area. The average quality of service is high, as these providers must maintain strong reputations across a wide geographic area. Homeowners in Dunnigan typically seek insulation services to combat the region's hot, dry summers and cool, damp winters, with a significant focus on attic insulation and air sealing to improve air conditioning efficiency. Pricing is competitive with Northern California averages. For a standard attic blow-in insulation job, homeowners can expect a range of **$1,500 to $4,000**, heavily dependent on square footage and material (cellulose vs. fiberglass). Spray foam insulation is a premium option, often costing **$3,500 to $7,000+** for an attic space. Most reputable contractors offer free estimates and are knowledgeable about available rebates from providers like Pacific Gas and Electric (PG&E) and Valley Clean Energy, which can significantly offset project costs.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Dunnigan regulations and climate
Get answers to common questions about insulation services in Dunnigan, California.
For Dunnigan's hot, dry summers and cool, damp winters, blown-in cellulose or fiberglass in attics is often the most cost-effective choice. These materials provide excellent thermal resistance (R-value) and help seal air leaks, which is crucial for managing both summer heat gain and winter heat loss. Investing in proper attic insulation typically offers the fastest payback through reduced heating and cooling costs, especially with our high summer temperatures.
The ideal times are late spring (April-May) and early fall (September-October). These periods avoid the extreme heat of Dunnigan's summer, which can be dangerous for installers working in attics, and the winter rainy season, which can complicate exterior work like weatherization. Scheduling during these milder shoulder seasons also ensures your home is prepared for the more intense temperature swings ahead.
Yes, insulation work must comply with the 2022 California Title 24, Part 6 Energy Code, which sets minimum R-value requirements for different parts of your home. Furthermore, homeowners in Dunnigan served by PG&E may qualify for rebates through the Energy Savings Assistance Program or other incentives for upgrading insulation. A qualified local contractor will be familiar with these codes and can help you identify any available financial incentives.
Look for licensed, insured contractors with specific experience in the Central Valley climate. Ask for local references in Dunnigan or nearby communities like Woodland, and verify they perform a thorough energy audit or assessment before quoting. A reputable provider will also clearly explain how their recommended R-values and materials address our region's specific challenges, such as wildfire-season air quality (infiltration) and valley heat.
While increasing attic insulation is a critical first step, addressing air sealing is equally important for Dunnigan homes. Drafts often come from leaks around recessed lights, plumbing vents, and attic hatches that allow conditioned air to escape. A comprehensive approach that combines air sealing with achieving the recommended R-38 to R-49 attic insulation (per CA code) will significantly improve comfort and efficiency year-round.