Compare the highest-rated insulation professionals in Seahurst, Washington. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading provider in the Puget Sound region specializing in comprehensive home performance upgrades. They are well-regarded for their diagnostic approach, starting with energy audits to identify the most cost-effective solutions for improving comfort and efficiency. Their team is highly trained in advanced air sealing and insulation techniques.
This company has built a strong reputation on using eco-friendly and sustainable insulation materials, including high-performance spray foam and dense-pack cellulose. They emphasize building science to ensure their installations work effectively within the home's overall system.
A reliable and established contractor offering a full suite of insulation services for both new construction and existing homes. They are known for their professionalism, clear communication, and expertise in handling complex projects like attic insulation removal and replacement and wall insulation retrofits.
The insulation market in the Seahurst area is competitive and characterized by a high standard of quality, driven by the Pacific Northwest's climate and strong local energy efficiency programs (like those from Puget Sound Energy). Homeowners are generally knowledgeable and seek out contractors who understand building science, not just installation. The market consists of a mix of long-standing local specialists and larger regional companies. Due to the high cost of living and stringent building codes, pricing is typically above the national average. For a standard attic blown-in insulation job, homeowners can expect to invest between $1,500 and $4,000, while more comprehensive whole-home air sealing and insulation projects can range from $5,000 to $15,000 or more, depending on the home's size and materials used.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Seahurst regulations and climate
Get answers to common questions about insulation services in Seahurst, Washington.
For our cool, damp marine climate, moisture resistance and thermal performance are key. We highly recommend spray foam or blown-in insulation for attics and walls, as they create excellent air seals to combat drafts and moisture intrusion. Properly insulating your crawlspace is also critical in Seahurst to prevent cold floors and protect against the ground moisture common in our area.
While insulation can be installed year-round, the drier months from late spring through early fall (May to September) are ideal. This allows for better ventilation during installation and ensures attics and crawlspaces are not overly damp. However, scheduling in the shoulder seasons (spring or fall) can be easier and sometimes more cost-effective, as contractors are less booked than in peak summer.
Yes, insulation work in Seahurst (regulated by the City of Burien) typically requires a building permit, especially when it involves altering the building envelope, like adding wall insulation. The work must comply with the Washington State Energy Code (WSEC), which sets strict R-value requirements. A reputable local contractor will handle this permitting process for you.
Prioritize contractors licensed, bonded, and insured in Washington State with specific experience in our climate. Ask for local references in Seahurst or nearby communities like Burien or Des Moines, and verify they understand the WSEC. Ensure they provide a detailed quote that includes air sealing, a critical step for energy efficiency here, and check for positive reviews regarding moisture management.
Costs vary by home size, access, and material, but for a standard 1,500 sq ft attic, upgrading to current code (R-49+) with blown-in cellulose or fiberglass typically ranges from $1,800 to $3,500. Spray foam will be significantly higher. Always get 2-3 detailed quotes from local providers, and remember that Washington State and utility providers like PSE often offer rebates and incentives that can offset 10-30% of the project cost.