The Best Insulation Contractors in Glenn, CA

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

#1

Attic Projects of Northern California

4.8
(250 reviews)
Verified

A highly-rated, specialized contractor focusing primarily on attic services, including comprehensive insulation installation, removal, and air sealing. They are known for their professional crews, detailed energy efficiency assessments, and use of high-quality materials like blown-in cellulose and spray foam. Their service area explicitly includes the Northern Sacramento Valley, covering Glenn and surrounding counties.

(Service-based; primary operations in Chico, serving Glenn) 3459 Esplanade, Chico, CA 95973

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Air sealing services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#2

Nor-Cal Insulation, Inc.

4.7
(180 reviews)
Verified

A well-established local contractor with a strong reputation across the North State for residential and commercial insulation. They offer a wide array of services, including wall, basement, and crawl space insulation. Their longevity in the business indicates deep knowledge of local building codes and climate-specific needs for the Glenn area.

(Headquarters in Redding, serves the entire region including Glenn) 3125 S. Market St, Redding, CA 96001

Specialties & Features

Spray foam insulation
Wall insulation services
Basement and crawl space insulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Bell Brothers (Operating as Attic Brothers in some marketing)

4.6
(300 reviews)
Verified

A major regional player in the home performance and energy efficiency sector, serving a vast area from the Bay Area to the Sacramento Valley and North State. They provide a full suite of services, from energy audits to advanced insulation solutions. Their scale allows them to often provide information on and help process available rebates and incentives.

(Serving Glenn from their regional office) 2560 Commerce Dr, Suite A, Chico, CA 95928

Specialties & Features

Energy efficiency audits
Blown-in insulation installation
Insulation removal and replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Glenn

** The insulation market in Glenn, CA, is characteristic of a rural agricultural community. There are very few, if any, dedicated insulation contractors physically based within the city itself. Consequently, the market is served by established regional contractors from larger nearby hubs, primarily **Chico (Butte County)** and **Redding (Shasta County)**. This means competition for jobs in Glenn is moderate, with several qualified out-of-town providers vying for local projects. The **average quality** of service is high, as the companies that extend their reach to serve Glenn are typically well-established, licensed, and insured firms with strong reputations to uphold. The local climate, with hot, dry summers and cool, damp winters, creates a significant demand for effective attic and crawl space insulation to manage temperature and moisture. **Typical pricing** is influenced by the travel distance for crews. Homeowners in Glenn should expect to pay a slight premium compared to those in Chico or Redding to account for mobilization costs. Ballpark costs can range from **$1,500 to $4,500** for a standard attic blown-in insulation job, with spray foam and complex removal/replacement projects reaching **$6,000+**. Energy audits and local utility rebates (e.g., from PG&E) are commonly promoted to help offset these costs and improve home efficiency.

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 Glenn regulations and climate

Frequently Asked Questions About Insulation in Glenn

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

1What is the most cost-effective type of insulation for my home in Glenn, given our local climate?

For Glenn's climate, which features hot, dry summers and cool, damp winters, blown-in cellulose or fiberglass insulation in attics is often the most cost-effective. These materials provide excellent thermal resistance (R-value) and are ideal for retrofitting existing walls and attic spaces common in older Glenn County homes. The upfront cost is moderate, and the energy savings on both heating and cooling can be significant, especially with our summer temperatures frequently exceeding 95°F.

2When is the best time of year to install or upgrade insulation in Glenn, CA?

The ideal time is during the late spring (April-May) or early fall (September-October). These periods offer milder temperatures, making it more comfortable for installers to work in your attic and allowing for proper ventilation of the home during installation. Scheduling during these shoulder seasons also ensures your home is fully prepared before the peak summer heat or winter chill sets in, and you may find better contractor availability compared to the height of summer.

3Are there any local Glenn County or California-specific rebates or incentives for adding insulation?

Yes, homeowners should primarily look to the statewide Energy Upgrade California program and incentives from utility providers like Pacific Gas and Electric (PG&E). These programs often offer rebates for adding insulation to meet specific energy efficiency targets. Additionally, federal tax credits for energy efficiency improvements may apply. It's crucial to consult with a qualified local contractor who is registered with these programs to ensure your project qualifies and to help with the paperwork.

4How do I choose a reliable insulation contractor in Glenn County?

Always verify that the contractor is licensed by the California Contractors State License Board (CSLB) and carries appropriate insurance. Ask for local references from homes in Glenn or nearby communities like Orland or Willows, as they will have experience with the same building styles and climate challenges. A reputable provider should offer a detailed, written estimate that includes the type of insulation, agreed-upon R-values, and a clear scope of work, and they should be knowledgeable about Title 24 energy code requirements.

5My home feels drafty in winter. Is adding attic insulation enough, or do I need other services?

While upgrading attic insulation is the single most effective step, a comprehensive approach is best for Glenn's climate. We recommend a professional energy audit first to identify all air leaks. Often, sealing attic bypasses, weatherstripping doors and windows, and insulating crawl spaces are necessary complementary services. Addressing air infiltration is critical, as the winter tule fog and dampness can make drafts feel colder and lead to moisture issues if not properly managed alongside insulation.