Compare the highest-rated insulation professionals in Glendale, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly specialized contractor focusing primarily on attic services, including insulation, ventilation, and air sealing. They are renowned for their efficiency, clean work, and expertise in creating energy-efficient home envelopes. They are a top choice for homeowners seeking to leverage energy rebates.
This company positions itself at the intersection of comfort and sustainability. They offer a comprehensive suite of insulation services with a strong emphasis on whole-home energy efficiency, including advanced solutions like spray foam. They are known for their professional audits and knowledge of modern building science.
A well-established contractor with extensive experience in Southern California's diverse climate and building styles. They offer a wide range of insulation solutions, from radiant barriers for heat rejection to traditional batt and blown-in insulation for walls and crawl spaces.
** The insulation market in Glendale, CA, is robust and competitive, driven by the city's mix of historic homes (many from the 1920s-1950s) and modern constructions, combined with a climate that demands both summer cooling and winter heating. The average quality of service is high, as contractors must be well-versed in California's strict Title 24 Energy Code to operate legally. **Competition** is strong, with numerous providers ranging from small local crews to larger, well-marketed companies. This competition benefits homeowners through competitive pricing and a focus on customer service. The most successful contractors differentiate themselves with specialized knowledge, such as handling older homes with knob-and-tube wiring or maximizing rebates from programs like those from the LADWP or SoCalGas. **Typical Pricing** varies significantly based on the project scope and material. For a standard attic blown-in insulation job, homeowners can expect to pay between **$1,500 and $4,000**. Spray foam insulation is a premium option, typically ranging from **$3,500 to $8,000+** for an attic. Wall insulation and crawl space projects are often quoted on a case-by-case basis but generally start in the **$2,000 - $5,000** range. Most reputable companies offer free, detailed estimates and are transparent about potential rebates that can offset 20-40% of the project cost.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Glendale regulations and climate
Get answers to common questions about insulation services in Glendale, California.
For a standard 1,500-2,000 sq ft home in Glendale, adding blown-in insulation to achieve the recommended R-38 attic rating typically costs between $1,800 and $3,500. The final price depends on the existing insulation, attic accessibility, and material choice (fiberglass vs. cellulose). Given our hot, dry climate, this investment often pays for itself through significant cooling cost savings, especially during our long, intense summers.
Yes, Glendale homeowners should first check with the **Glendale Water & Power (GWP)** utility for their current rebate programs, which often include incentives for attic insulation. Additionally, statewide programs like **Energy Upgrade California** and TECH Clean California may offer financing or rebates. It's crucial to use a contractor registered with these programs and ensure the work meets Title 24, Part 6 of the California Energy Code to qualify.
The ideal time is during our mild fall (October-November) or spring (March-April) seasons. This avoids the extreme attic heat of summer, which can be unsafe for installers and reduce material effectiveness, and the (rare) rainy periods of winter. Scheduling during these shoulder seasons also ensures your home is optimally prepared for peak cooling demand in the summer.
Always verify the contractor holds a valid **California CSLB License** specifically for insulation (C-2 license). Choose a provider with extensive local experience who understands Glendale's specific climate challenges and building codes, including fire safety standards for materials in wildfire-prone areas. Request detailed quotes that include R-value specifications, material type, and a thorough air sealing assessment, as sealing leaks is critical in our climate.
While adding proper attic insulation (aim for R-38 to R-49) is the most critical first step, it should be part of a comprehensive approach. In our climate, **air sealing** gaps and penetrations in the attic floor is equally important to prevent hot air from infiltrating living spaces. You should also evaluate your attic ventilation (soffit and ridge vents) and the efficiency of your HVAC system, as addressing all three—insulation, air sealing, and ventilation—yields the best comfort and energy savings.