Compare the highest-rated insulation professionals in Bothell, Washington. All contractors are licensed, insured, and verified through our rigorous screening process.
A well-established, regional company with a strong focus on comprehensive home energy solutions. They are not just installers but energy consultants, offering free energy audits and specializing in creating customized insulation plans that maximize efficiency and qualify for local utility rebates. Their longevity and extensive positive reviews highlight a consistent track record.
While primarily known for pest control, their "Building Performance" division is highly specialized in attic insulation, air sealing, and crawl space encapsulation. This integrated approach is valuable for addressing moisture and pest issues alongside insulation upgrades. They have a physical location in Bothell and are a top-rated local business for insulation-related services.
A family-owned and operated contractor that specializes specifically in insulation, making it their core expertise rather than a side service. They receive consistent praise for their professionalism, attention to detail, and knowledge of different insulation materials. They are a trusted provider for both residential and commercial projects in the Northshore and greater Eastside area.
The insulation market in Bothell is competitive and served by a mix of large regional energy companies and smaller, specialized local contractors. The quality is generally high, driven by Washington State's strong energy codes and the presence of utility rebate programs (like those from PSE and SnoPUD) that incentivize professional, high-performance installations. Homeowners in Bothell, which has a mix of older, historic homes and new construction, are increasingly seeking energy efficiency upgrades. Typical pricing varies significantly by project type and material. As a general guide: * **Blown-in Cellulose/Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Closed Cell):** $3.50 - $7.50 per board foot (highly variable based on project complexity). * **Whole-House Air Sealing & Insulation Combo:** $4,000 - $10,000+ Consumers are advised to obtain multiple quotes and confirm that contractors are conducting pre-and-post-installation performance testing (e.g., blower door tests) to validate the work's effectiveness and ensure rebate eligibility.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Bothell regulations and climate
Get answers to common questions about insulation services in Bothell, Washington.
Bothell's marine west coast climate means damp, mild winters and cool, dry summers, making moisture control and thermal performance equally critical. We prioritize air sealing and recommend moisture-resistant insulation materials like closed-cell spray foam or damp-spray cellulose to prevent mold and maintain R-Value. Properly addressing attic ventilation is also essential to manage the persistent dampness common in our region.
Costs vary by home size, material, and scope, but Bothell homeowners can expect to invest between $1,500 to $4,500 for a standard attic insulation project. Regional material and labor rates influence pricing, and upgrading to higher R-Values (recommended R-49 to R-60 for attics here) will increase the cost. We always recommend an in-home assessment for an accurate quote, as many local providers offer free estimates.
Yes, Snohomish County PUD offers cash rebates for adding insulation and air sealing, and you may also qualify for federal tax credits for certain energy-efficient upgrades. Washington State's relatively strict energy codes mean newer homes may already be well-insulated, but older homes in Bothell are prime candidates for these incentives. We recommend checking the PUD website and consulting with your provider about incentive paperwork.
Insulation can be installed year-round, but the ideal periods are late spring (May-June) and early fall (September-October). These windows typically offer drier weather, which is crucial for certain materials like cellulose that need to dry properly, and more comfortable working conditions in your attic or crawlspace. Scheduling during these off-peak times can also lead to better availability from local contractors.
Always verify a contractor is licensed, bonded, and insured in Washington State. Look for local companies with specific experience in our climate who conduct thorough energy audits (including blower door tests) to identify air leaks, not just insulation gaps. Check reviews on local platforms and ask for references from homes in nearby neighborhoods like Canyon Park or Downtown Bothell to gauge their community reputation.