Compare the highest-rated insulation professionals in Clarkston, Washington. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading provider in the Lewiston-Clarkston valley, Supreme Insulation is highly regarded for its professional crew and high-quality workmanship. They specialize in comprehensive home energy efficiency upgrades, offering a full suite of services from audits to installation. They are known for their expertise in both spray foam and blown-in cellulose.
A well-established contractor focusing on retrofitting existing homes with modern insulation. They receive consistent praise for their attention to detail, clean work, and effective customer communication. They are particularly skilled in complex projects like crawl space encapsulation and wall insulation retrofits.
While they also operate as a building materials supplier, their contracting division is a trusted name for insulation installation in the region. They offer a wide range of insulation types and are a good source for DIY materials as well as professional installation. Their long history in the area gives them deep knowledge of local building practices.
** The insulation market in Clarkston, Washington, is characterized by a small but highly specialized and competitive field. Due to the city's size, the market is intrinsically linked with its larger twin, Lewiston, Idaho. Most top-tier providers are based in Lewiston but actively serve and market to Clarkston residents. The average quality of service is high, as these established companies compete on reputation and expertise within a tight-knit community. The competition level is moderate; while there are not dozens of providers, the existing companies are well-established and must maintain high standards to remain competitive. Homeowners benefit from this, as contractors are incentivized to provide excellent service. Typical pricing is in line with national averages, with blown-in attic insulation ranging from $1,500 - $3,500 for an average home, and spray foam projects starting at $2,500 and going significantly higher based on scope. Providers are generally well-versed in the Washington State energy code and can advise on potential rebates from local utilities like Inland Power.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Clarkston regulations and climate
Get answers to common questions about insulation services in Clarkston, Washington.
For Clarkston's semi-arid climate with hot summers and cool winters, the most impactful upgrade is typically attic insulation. Adding or upgrading to R-49 to R-60 attic insulation (like blown-in cellulose or fiberglass) is crucial to block summer heat gain and winter heat loss. Properly insulating basement rim joists and crawl spaces is also key to prevent drafts and manage the temperature differentials common in our river valley location.
The best times for exterior insulation projects (like wall injections or exterior rigid foam) are late spring through early fall (May to September) to avoid rain and colder temperatures that can complicate installation. Attic and interior work can often be done year-round, but scheduling in the shoulder seasons (spring/fall) is ideal to prepare your home for temperature extremes and to secure better contractor availability before the busy winter prep season.
Yes, Clarkston homeowners should first check with Avista Utilities, our local electric and natural gas provider, for current cash rebates on adding insulation. Additionally, Washington State sales tax is waived on eligible insulation materials and labor, and there are often federal tax credits available for specific high-performance insulation upgrades, making projects more affordable.
Prioritize contractors licensed, bonded, and insured in Washington State who have specific experience with our older home stock and regional climate challenges. Ask for local references in Clarkston or neighboring Lewiston and verify they perform a thorough pre-installation assessment, including a blower door test for air leaks, which is critical for energy efficiency in our windy valley.
Not always. For drafty Clarkston homes, especially older ones, air sealing is the critical first step. Our windy conditions along the Snake and Clearwater Rivers can force air through tiny gaps in attics, basements, and around windows. A professional energy audit or blower door test will identify these leaks. Sealing them first ensures that any new insulation you add works at maximum efficiency and prevents conditioned air from escaping.