The Best Insulation Contractors in Vallejo, CA

Compare the highest-rated insulation professionals in Vallejo, California. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Attic Pros

4.8
(280 reviews)
Verified

A highly-rated, specialist contractor focusing exclusively on attic and insulation services. They are known for their thorough energy audits, advanced air sealing techniques, and use of high-performance materials like blown-in cellulose and fiberglass. Their strong reputation is built on customer education and detailed project explanations.

4483 Hwy 116 S, Sebastopol, CA 95472

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Norwall

4.7
(150 reviews)
Verified

Norwall is a well-established, full-service insulation company serving the North Bay and Solano County. They offer a comprehensive range of solutions, including spray foam, batt, and blown-in insulation for both residential and commercial properties. They are recognized for their expertise in complex projects and knowledge of local building codes and energy rebates.

4900 Cribari Ln, Napa, CA 94558

Specialties & Features

Spray foam insulation
Wall insulation services
Basement and crawl space insulation

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Attic Crew

4.6
(190 reviews)
Verified

Attic Crew provides a strong combination of attic services and insulation expertise. They are a popular choice for homeowners looking for insulation removal and replacement, rodent proofing, and improving overall home energy efficiency. Their service area prominently includes Vallejo and the surrounding communities.

2150 Commerce Ave, Concord, CA 94520

Specialties & Features

Insulation removal and replacement
Attic insulation installation and upgrade
Energy efficiency audits

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Vallejo

** The insulation market in Vallejo is active and competitive, driven by the city's mix of older housing stock (including many pre-1940s homes) and a growing awareness of energy efficiency. The average quality of service is high, with several regional specialists competing for business. Homeowners are increasingly seeking comprehensive solutions that combine air sealing with insulation upgrades to maximize comfort and reduce utility bills, especially with the area's variable climate. **Competition Level:** Moderate to High. While there are many general handymen and contractors, the field of dedicated, highly-specialized insulation experts is more concentrated, with the top providers often being based in neighboring cities like Napa, Benicia, and Concord. **Typical Pricing:** Pricing is influenced by material costs and the scale of the project. As a general guide: * **Attic Insulation (Blown-in):** $1,500 - $4,500 * **Spray Foam Insulation:** $3,000 - $7,500+ (significantly more expensive but offers superior R-value and air sealing) * **Wall Insulation (Blown-in):** $2,000 - $5,000 * **Insulation Removal:** $1.50 - $3.50 per square foot Many homeowners in Vallejo can offset costs through energy efficiency rebate programs offered by providers like BayREN and through local utility companies, which the top contractors are proficient in navigating.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Vallejo regulations and climate

Frequently Asked Questions About Insulation in Vallejo

Get answers to common questions about insulation services in Vallejo, California.

1What are the most important types of insulation for Vallejo's climate, and where should I prioritize adding it in my home?

For Vallejo's mild Mediterranean climate with cool, damp winters and dry summers, the priority is attic insulation to prevent heat loss in winter and heat gain in summer. Blown-in cellulose or fiberglass batts are excellent choices for attics. Additionally, insulating crawl spaces is crucial to control moisture and prevent cold floors, which is a common local complaint. Properly insulating these areas directly addresses Vallejo's specific temperature swings and coastal-influenced humidity.

2How much does insulation installation typically cost for a home in Vallejo, and are there any rebates available?

Costs in Vallejo vary by home size and material, but a typical attic insulation project ranges from $1,500 to $4,500. Crucially, homeowners in Vallejo have access to significant rebates and incentives through programs like BayREN (Bay Area Regional Energy Network) and statewide offerings from PG&E. These can cover a substantial portion of the cost for qualifying energy-efficient upgrades, making it essential to work with a contractor who is familiar with these local incentive applications.

3When is the best time of year to get insulation installed in Vallejo?

The ideal time is during the late spring or early fall (May-June or September-October). These periods typically offer mild, dry weather in the Bay Area, which is optimal for the installation process and allows contractors more scheduling flexibility. Avoiding the peak of summer heat or the rainy winter season ensures the work can be completed efficiently and allows you to prepare your home for the upcoming temperature extremes.

4What should I look for when choosing an insulation contractor in Vallejo?

Always verify the contractor is licensed (check their CSLB license number), insured, and has specific experience with Vallejo's older housing stock, which often includes historic homes and unique construction challenges. Choose a provider who conducts a thorough energy audit and is knowledgeable about Title 24 (California's Building Energy Efficiency Standards) and local fire safety codes for insulation materials, especially in attic spaces.

5My home is older and has existing insulation. Do I need to remove it, and should I be concerned about asbestos?

For homes built before 1980 in Vallejo, asbestos is a valid concern, particularly in vermiculite or certain pipe wraps. A reputable contractor will inspect the existing material and recommend testing if needed. Removal is not always necessary; often, new insulation can be added over old, non-hazardous material to improve performance. However, proper air sealing should be done first, which is a critical step for energy efficiency in our climate.