Compare the highest-rated insulation professionals in Superior, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly reputable, full-service contractor serving the Twin Ports for over 40 years. They are a industry leader specializing in energy efficiency upgrades, including a comprehensive suite of insulation services. They are known for professional crews, high-quality materials, and offering energy efficiency consultations.
Based in Duluth, Zenith is a dedicated energy efficiency contractor that focuses heavily on air sealing and insulation. They are Building Performance Institute (BPI) certified, which signifies a high level of expertise in whole-home energy solutions and building science.
Part of a national brand with a strong local franchise, Koala specializes exclusively in insulation services. They are a strong choice for a wide array of insulation types and are particularly noted for their customer service and detailed free estimates. They explicitly serve the Superior, WI area.
** The insulation market in Superior, Wisconsin, is characterized by high demand driven by the region's severe winter climate. The competitive landscape is robust but is dominated by established contractors from the broader Twin Ports area, primarily Duluth, MN. Due to the proximity, there is no functional service gap for Superior residents. * **Average Quality:** The quality is generally high, with several providers holding advanced certifications like BPI, indicating expertise in comprehensive home performance and energy auditing, not just material installation. * **Competition Level:** Moderate to high. While there are fewer "insulation-only" companies based directly in Superior, the cross-border competition from Duluth ensures a healthy market with multiple reputable options for consumers. * **Typical Pricing:** Pricing is competitive but tends to be on the higher side of the national average, reflecting the specialized skills required for cold-climate construction and the premium materials (like high-density spray foam) often used. Homeowners should expect a typical attic insulation project (air sealing + blown-in cellulose/fiberglass) to range from $1,500 to $4,000+, depending on size and existing conditions. Many providers offer financing and can help homeowners navigate available utility rebates (e.g., from Wisconsin Focus on Energy or Minnesota Power) to offset costs.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Superior regulations and climate
Get answers to common questions about insulation services in Superior, Wisconsin.
The most critical factor is achieving the recommended R-values for our severe climate zone. For attic insulation in Superior, the U.S. Department of Energy recommends levels up to R-60 due to our long, harsh winters with temperatures often well below freezing. Properly meeting these targets is essential for preventing heat loss, managing ice dam risks on roofs, and ensuring long-term energy savings against our high heating bills.
Costs vary based on the insulation type (fiberglass batts, blown-in cellulose, or spray foam) and the area being insulated (attic, walls, basement). For a standard attic upgrade to R-60 in a 1,500 sq ft Superior home, homeowners can expect a range of $1,500 to $4,500. It's crucial to get itemized quotes from local contractors, as pricing includes factors like old material removal, air sealing, and compliance with Wisconsin's uniform dwelling code for vapor barriers.
While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer milder, drier weather, which is safer for contractors working in attics and allows for proper curing of materials like spray foam. Scheduling during these shoulder seasons also ensures your home is fully prepared before the intense winter cold sets in, and you may find better contractor availability than in peak summer.
Always verify that the contractor is licensed and insured in Wisconsin. Look for local companies with extensive experience specifically in the Twin Ports region, as they will understand the unique challenges of our older housing stock and lake-effect climate. Ask for references from past Superior/Douglas County projects, check reviews, and ensure they provide a detailed written estimate that includes air sealing—a critical step for our windy conditions along Lake Superior.
The attic is almost always the top priority. Heat rises, and in our climate, an under-insulated attic is the primary source of massive heat loss and ice dam formation. After the attic, focus on sealing and insulating the basement rim joists (band joists) and crawl spaces, which are major sources of cold air infiltration in Wisconsin homes. A professional energy audit, which some local utilities offer rebates for, can precisely identify the largest air leaks and deficiencies in your specific home.