Compare the highest-rated insulation professionals in Port Washington, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, family-owned insulation and energy efficiency contractor serving Southeastern Wisconsin, including Ozaukee County. They are known for comprehensive energy audits and a full suite of insulation solutions, particularly spray foam and blown-in cellulose. They emphasize helping homeowners qualify for local utility rebates.
A well-established contractor with a strong focus on improving home energy performance through insulation upgrades. They offer a wide range of services from attic insulation and air sealing to basement and crawl space encapsulation. They have extensive experience with both new construction and existing homes in the region.
Part of a national network of energy efficiency experts, this local franchise brings a science-based, diagnostic approach to insulation. They are renowned for their thorough home energy audits before proposing any insulation work, ensuring solutions target the root causes of energy loss, drafts, and comfort issues.
The insulation market in Port Washington, Wisconsin, is characterized by high-quality, specialized contractors rather than a high volume of competition. Due to the city's location on Lake Michigan, homeowners are highly motivated to invest in insulation to combat harsh winter winds and humidity, driving demand for comprehensive air sealing and high-performance materials like spray foam. The market is not saturated, but the providers that do serve the area are typically established, professional, and hold relevant certifications (e.g., BPI). Pricing is competitive with regional averages, with attic insulation projects typically ranging from $1,500 to $4,500, depending on material (blown-in cellulose vs. spray foam) and scope. Homeowners often leverage energy audits to access rebates from local utilities like We Energies, which is a common service offered by the leading contractors in this market.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Port Washington regulations and climate
Get answers to common questions about insulation services in Port Washington, Wisconsin.
Given Port Washington's cold winters with lake-effect snow and humid summers, the top priorities are air sealing and attic insulation. Properly air sealing your attic floor and adding cellulose or blown-in fiberglass to achieve at least R-49 (approximately 16-18 inches) is critical to prevent heat loss and ice dams. Additionally, insulating basement rim joists and walls helps combat dampness and drafts common in our Lake Michigan climate.
The lake effect significantly increases humidity and wind-driven moisture exposure. This makes moisture management paramount, so we recommend using vapor-permeable insulation like blown-in cellulose or fiberglass batts that allow drying, and avoiding interior vapor barriers that can trap moisture. Proper ventilation in attics and crawlspaces is also essential to prevent mold and condensation issues unique to our lakeside community.
For a standard 1,500 sq ft attic, adding blown-in insulation to achieve R-49 typically costs between $1,800 and $3,200, depending on material and accessibility. Wisconsin homeowners, including those in Port Washington, can access rebates through Focus on Energy for qualifying insulation upgrades, and federal tax credits may also apply, which can reduce your net cost by up to 30%.
The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, allowing for proper installation and curing of air-sealing materials like foam. Scheduling in these shoulder seasons also ensures the work is completed before the peak heating season, so you maximize savings during our coldest months from December through February.
Always verify the contractor is licensed and insured in Wisconsin. Choose a provider with specific experience in our area who understands local building codes and the challenges of older homes common in Port Washington. Ask for proof of their certification from manufacturers (like Owens Corning) and for references from recent local projects to ensure quality workmanship.