The Best Insulation Contractors in Torrance, CA

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

#1

South Bay Insulation & Windows

4.8
(180 reviews)
Verified

A highly-rated, locally-owned and operated company specializing in comprehensive insulation solutions and window services. They are praised for their professionalism, expertise in energy efficiency, and knowledge of local rebate programs. They offer free in-home estimates.

23210 Crenshaw Blvd, Torrance, CA 90505

Specialties & Features

Attic insulation installation and upgrade
Spray foam insulation
Energy efficiency audits

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Attic Crew

4.9
(250 reviews)
Verified

While based in a nearby city, Attic Crew is a premier insulation specialist serving the entire South Bay region, including Torrance. They are known for their meticulous work, particularly in attic restoration, insulation removal, and air sealing. They emphasize improving home comfort and reducing energy bills.

(Serves Torrance from a regional hub)

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
#3

Green Energy Insulation

4.7
(90 reviews)
Verified

This provider focuses on eco-friendly and high-performance insulation solutions. They are experts in blown-in cellulose and fiberglass, as well as spray foam applications. They are recognized for their detailed energy audits and their ability to work in basements and crawl spaces to create a complete thermal envelope.

(Serves the South Bay area, including Torrance)

Specialties & Features

Blown-in insulation installation
Basement and crawl space insulation
Spray foam insulation

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Torrance

** The insulation market in Torrance is competitive and service-oriented, driven by the city's mix of older and newer homes and a community focus on energy efficiency and comfort. The average quality of providers is high, with several established companies holding relevant certifications (like BPI) and deep knowledge of Title 24 requirements and local utility rebates (e.g., from LADWP and SoCalGas). Competition is strong, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly based on the project; a basic attic blow-in with cellulose can range from $1,500 to $3,500, while a full attic clean-out, air sealing, and re-insulation with higher-end materials like spray foam can cost $5,000 to $10,000 or more. Homeowners are advised to obtain multiple quotes and verify contractor licensing with the CSLB.

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 Torrance regulations and climate

Frequently Asked Questions About Insulation in Torrance

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

1What type of insulation is most effective for Torrance's climate, and what R-value should I aim for?

For Torrance's mild coastal climate, where keeping cool in summer is often the primary concern, radiant barrier insulation in the attic is highly effective at reflecting heat away from your living space. For traditional bulk insulation like blown-in fiberglass or cellulose, the California Title 24 energy code recommends an attic R-value of R-38 to R-49. A qualified local contractor can perform an energy assessment to determine the optimal type and R-value for your specific home's construction and sun exposure.

2Are there any local rebates or incentives in Torrance for upgrading my home's insulation?

Yes, Torrance homeowners can access significant incentives. The primary program is through the state-sponsored TECH Clean California initiative, which offers rebates for attic insulation upgrades that meet specific performance standards. Additionally, you should check with the Torrance Water & Power Department for any current local rebates or financing programs, as they occasionally offer promotions to help reduce energy demand and lower bills for their customers.

3When is the best time of year to have insulation installed in my Torrance home?

The ideal time is during our mild, dry seasons—late spring (May-June) or early fall (September-October). This avoids the peak summer heat, which can make attic work extremely uncomfortable for installers and potentially less thorough, and also avoids our occasional winter rain. Scheduling during these shoulder seasons often provides more contractor availability and can be completed before you need to rely heavily on your air conditioning or heating system.

4How do I choose a reputable insulation contractor in the Torrance area?

Always verify that the contractor is licensed (check their CSLB license number), insured, and has specific experience with South Bay homes, which often have unique attic access and construction. Look for contractors who are certified by manufacturers like Owens Corning or Johns Manville, and who offer a detailed, in-person inspection and quote rather than just a phone estimate. Finally, check for strong reviews on local platforms like Nextdoor that mention Torrance-specific projects.

5My home is older. Should I be concerned about asbestos or other hazardous materials during an insulation project in Torrance?

This is a very valid concern for Torrance homes built before 1980. Asbestos was commonly used in old pipe insulation, duct wrap, and some vermiculite attic insulation. A reputable local contractor will inspect for these materials before starting work. If suspected hazardous materials are present, they must be properly tested and abated by a state-certified specialist before any new insulation can be installed, which is a critical step for both safety and compliance with California regulations.