Compare the highest-rated insulation professionals in Folsom, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading energy efficiency and insulation contractor serving the Sacramento region, including Folsom. They are highly regarded for comprehensive home performance services, combining insulation with advanced air sealing to maximize energy savings. They are certified by various manufacturers and are known for their detailed energy audits.
This company specializes in creating more comfortable and energy-efficient homes in the Folsom and Sierra Foothills region. They offer a full suite of insulation services and are particularly noted for their work in crawl spaces and attics, often dealing with insulation removal and replacement in older homes.
A well-established local contractor that provides a wide range of residential and commercial insulation services. They have strong expertise in various insulation types, including fiberglass batts, blown-in cellulose, and spray foam, and are knowledgeable about local building codes and available rebates.
The insulation market in Folsom, California, is characterized by high-quality service providers, most of whom are based in the greater Sacramento area but actively serve the Folsom community. The competition is moderate but features several established, reputable companies. The market demand is driven by Folsom's climate, with hot summers leading to high AC costs, making energy efficiency a primary concern for homeowners. Many homes in the area, especially those built before the 2000s, benefit significantly from modern insulation upgrades and air sealing. Typical pricing is competitive with the broader Northern California region; a standard attic insulation project with blown-in cellulose can range from $1,500 to $3,500, while more complex spray foam installations or full-home retrofits can cost $5,000 to $15,000+. Homeowners are often motivated by available rebates from programs like SMUD's Energy Efficiency Rebates, which the top contractors are proficient in navigating.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Folsom regulations and climate
Get answers to common questions about insulation services in Folsom, California.
For a standard 1,500-2,000 sq ft home in Folsom, adding blown-in cellulose or fiberglass attic insulation to achieve the recommended R-38 to R-49 for our climate zone (CZ 12) typically costs between $1,500 and $3,500. The final price depends on the existing insulation depth, material choice, attic accessibility, and the contractor. Many Folsom homeowners qualify for rebates through programs like SMUD's Home Performance program, which can significantly offset this cost.
The ideal times are during Folsom's mild spring (March-May) and fall (September-November) seasons. This avoids the extreme summer heat, which makes attic work dangerous for crews and less effective for certain materials, and the occasional winter chill and rain. Scheduling during these shoulder seasons also ensures the work is completed before peak heating and cooling demands, allowing you to feel the comfort and energy savings benefits immediately.
Yes, Folsom follows the 2022 California Title 24, Part 6 Energy Code, which sets strict performance standards. For our climate zone, this mandates specific minimum R-values (e.g., R-38 for attic floors, R-15 for walls) and requires proper air sealing. Any permitted insulation work must be inspected by the City of Folsom Building Division. A reputable local contractor will be fully versed in these codes and handle any necessary permits.
Prioritize contractors who are licensed (CA License Board), insured, and have strong local references. Look for companies experienced with Folsom's specific housing styles (including newer developments and older homes) and who perform a comprehensive energy audit. Verify they are approved installers for SMUD rebate programs, as this indicates they meet specific quality standards. Always get 2-3 detailed, written estimates that include air sealing.
Radiant barrier (foil-faced insulation) can be a worthwhile addition, especially for homes with sun-exposed, poorly ventilated attics, as it reflects radiant heat from the sun. However, it is most effective as a supplement to traditional bulk insulation (like cellulose) that meets the Title 24 R-value. For most Folsom homes, ensuring you have adequate R-38+ attic insulation and proper attic ventilation is the primary and most cost-effective defense against summer heat.