The Best Insulation Contractors in La Crescenta, CA

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

#1

Attic Projects

4.8
(700 reviews)
Verified

A highly specialized company focusing primarily on attic services, including comprehensive insulation upgrades, air sealing, and rodent proofing. They are known for their detailed energy efficiency audits and use of high-quality blown-in cellulose and fiberglass insulation. Their strong reputation is built on professionalism and thorough clean-up.

2235 Honolulu Ave, Montrose, CA 91020 (This is the nearest physical location serving La Crescenta)

Specialties & Features

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

Business Information

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

Koala Insulation of Greater Pasadena

4.9
(150 reviews)
Verified

Part of a national brand with a strong local franchise, Koala Insulation offers a wide range of services including spray foam, blown-in, and batt insulation. They emphasize energy efficiency and helping homeowners understand local rebate programs. Their services extend to all areas of the home, including walls, basements, and crawl spaces.

205 S Lincoln Ave, Ste 10, Monrovia, CA 91016 (Serves the entire San Gabriel Valley, including La Crescenta)

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Energy efficiency audits

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#3

Supreme Insulation Inc.

4.7
(80 reviews)
Verified

A well-established local contractor with extensive experience in both residential and commercial insulation. They are experts in handling complex projects, including custom homes and historical renovations, with a deep understanding of local building codes. They offer a full suite of insulation types and methods.

9410 Owensmouth Ave #2, Chatsworth, CA 91311 (While based in the San Fernando Valley, they serve clients throughout the Greater LA area, including La Crescenta)

Specialties & Features

Wall insulation services
Basement and crawl space insulation
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in La Crescenta

The insulation market in and around La Crescenta is competitive and characterized by high-quality service providers. Due to La Crescenta's location in the foothills, homeowners are often concerned with both heat retention in the winter and heat rejection in the summer, driving demand for comprehensive energy efficiency solutions. The market consists of a mix of specialized local contractors and established regional companies. Competition is strong, which generally benefits consumers through competitive pricing and high service standards. Typical pricing for a standard attic insulation job (removal of old insulation and installation of new blown-in cellulose) for an average 1,500 sq. ft. home can range from $2,500 to $5,000, with spray foam projects costing significantly more, often starting from $6,000 to $12,000+. Most reputable companies are licensed, insured, and knowledgeable about available rebates from providers like Southern California Edison and the LADWP.

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 La Crescenta regulations and climate

Frequently Asked Questions About Insulation in La Crescenta

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

1What are the most important insulation considerations for La Crescenta's specific climate?

La Crescenta experiences hot, dry summers and mild, occasionally damp winters, with significant temperature swings between day and night. The primary goals are to keep heat out in summer and retain warmth on cool nights, making radiant barrier insulation in attics and high-performance materials like spray foam or blown-in cellulose in walls highly effective. Proper attic ventilation is also crucial to prevent heat buildup and mitigate potential moisture issues during our rare rainy periods.

2How much does insulation installation typically cost for a home in La Crescenta?

Costs vary based on home size, material (fiberglass batts, cellulose, or spray foam), and areas treated (attic, walls, crawlspace), but local projects often range from $1,500 to $4,500 for a standard attic. Spray foam is more expensive but offers superior air sealing and R-value per inch, which is valuable for our climate. Homeowners should also investigate available rebates from Southern California Edison (SCE) or state programs like Energy Upgrade California, which can significantly offset the initial investment.

3When is the best time of year to install or upgrade insulation in La Crescenta?

The ideal time is during our mild spring (March-May) or fall (September-November) seasons. This avoids the extreme attic heat of summer, which can be dangerous for installers and complicate material application, and the potential for winter rain delays. Scheduling during these shoulder seasons also ensures your home is fully optimized for both the upcoming summer heat and the cooler winter period.

4Are there any local regulations or permits required for insulation work in La Crescenta?

Insulation work typically does not require a building permit unless it is part of a larger renovation that alters the structure. However, it must comply with the California Title 24 Energy Code, which sets minimum R-value requirements for different parts of the home. A reputable local contractor will know these codes intimately. Additionally, if your home was built before 1980, it's critical to have the existing insulation tested for asbestos before any disturbance, a common local concern.

5What should I look for when choosing a local insulation contractor in the La Crescenta area?

Prioritize contractors who are licensed, insured, and have specific experience with homes in the Foothills region, as they understand local climate challenges and building styles. Ask for proof of certification from manufacturers (like Owens Corning or Icynene) and detailed references from recent local projects. A trustworthy provider will perform a thorough energy audit, explain material options suited to our area, and provide a clear, written estimate that includes air sealing—a critical component for efficiency in our climate.