Compare the highest-rated insulation professionals in Longview, Washington. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, local contractor specializing in comprehensive home performance and insulation services. They are known for their energy audit expertise and use of advanced techniques like spray foam and dense-pack cellulose to improve home efficiency and comfort.
Pro Insulation is a dedicated insulation contractor serving the Pacific Northwest, including the Longview area. They receive consistent praise for professionalism and quality work on both new construction and retrofit projects, with a strong focus on attic and blown-in insulation.
A well-established local provider known for reliable service and expertise in all major types of insulation. They are a go-to for foundational insulation work, including crawl space and basement projects, and are knowledgeable about local building codes.
** The insulation market in Longview, WA, is characterized by a mix of a few dedicated local contractors and several regional providers based in larger nearby cities like Vancouver. The average quality of service is high, as the damp, cool Pacific Northwest climate creates a strong demand for effective insulation to manage moisture and improve heating efficiency. Competition is moderate; while there aren't dozens of providers, the existing companies are established and reputable. Homeowners are generally knowledgeable about the benefits of air sealing and energy audits, driving demand for comprehensive home performance services. Typical pricing for a standard attic blow-in insulation job can range from $1,500 to $3,500, while more complex services like spray foam or full-house air sealing can range from $4,000 to $10,000+, depending on the home's size and scope of work. Many providers are well-versed in local energy rebates available through utilities like Cowlitz PUD.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Longview regulations and climate
Get answers to common questions about insulation services in Longview, Washington.
For Longview's cool, wet winters and mild summers, attic insulation is the top priority to prevent heat loss. Wall insulation is also crucial for older homes, and proper basement or crawl space insulation and vapor barriers are essential to manage the region's high humidity and prevent mold. We typically recommend high-performance materials like blown-in cellulose or fiberglass batts with appropriate R-values (often R-49 for attics) as per Washington State energy code recommendations.
Costs vary significantly based on home size, material, and area insulated, but a typical attic insulation project in Longview ranges from $1,500 to $3,500. Local factors like the need for mold remediation in crawl spaces (common due to our damp climate) or asbestos abatement in pre-1980s homes can add to the cost. Always get itemized estimates from local contractors that include material, labor, and any necessary preparatory work.
Late summer and early fall (August-October) are ideal, as the weather is drier, allowing for proper installation of vapor barriers and materials. This timing also ensures your home is prepared before the rainy winter season begins. However, professional insulation contractors in Longview work year-round; scheduling during their slower winter or spring periods can sometimes lead to better availability and potential discounts.
Verify they are licensed, bonded, and insured in Washington State. Choose a contractor with specific experience in our region's challenges, such as managing moisture in crawl spaces and meeting Washington's specific energy codes (WSEC). Ask for local references in the Longview/Kelso area and check their standing with the Washington State Department of Labor & Industries and the Better Business Bureau.
Yes, Longview residents should first check with the Cowlitz County PUD for potential rebates on energy-efficient upgrades. Additionally, Washington State sales tax is waived on eligible insulation materials and labor, providing significant savings. Federal tax credits for insulation may also be available; a reputable local installer will be knowledgeable about current programs to help you maximize your investment.