The Best Insulation Contractors in Appleton, WI

Compare the highest-rated insulation professionals in Appleton, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Energy Guard of Wisconsin Inc.

4.8
(150 reviews)
Verified

A highly-rated, locally-owned and operated company specializing in comprehensive home performance and insulation services. They are known for their thorough energy audits and expertise in both spray foam and blown-in insulation. Their strong focus on air sealing and building science makes them a top choice for whole-home energy efficiency upgrades.

W5837 Schaefer Rd, Appleton, WI 54915

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Wisconsin Weatherization Inc.

4.7
(120 reviews)
Verified

This provider has a strong reputation for professional insulation installation and removal services. They excel in attic projects and blown-in wall insulation for existing homes. Customers frequently mention their professionalism, clean workmanship, and knowledge of local utility rebates.

2215 S. Oneida St, Appleton, WI 54915

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation installation
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Koala Insulation of Green Bay

4.9
(80 reviews)
Verified

While based in nearby Green Bay, Koala Insulation is a prominent and highly-reviewed service provider for the entire Fox Valley region, including Appleton. They offer a full suite of insulation services with a strong emphasis on using recycled and sustainable materials. Their services are comprehensive, covering from basement to attic.

3145 Allied St, Green Bay, WI 54304 (Serves Appleton)

Specialties & Features

Blown-in insulation installation
Basement and crawl space insulation
Insulation removal and replacement

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Appleton

** The insulation market in Appleton, Wisconsin, is competitive and service-rich, driven by the region's cold climate and high heating costs. The average quality of contractors is high, with several established, long-standing companies competing with newer, specialized franchises. Homeowners have a strong selection of providers skilled in modern techniques like dense-pack cellulose and spray foam. Due to Wisconsin's energy efficiency programs, many contractors are well-versed in performing energy audits and helping clients access rebates from Focus on Energy, the state's energy efficiency and renewable resource program. This adds a layer of expertise beyond simple installation. Typical pricing is in line with the Midwest average. Ballpark costs can range from **$1,500 - $4,500 for a standard attic blow-in insulation job**, while **spray foam projects** are more capital-intensive, often starting at **$3,500 and exceeding $10,000** for whole-home applications. The competition ensures that consumers can receive multiple quotes, and the presence of reputable companies helps maintain high standards for workmanship and customer service.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Appleton regulations and climate

Frequently Asked Questions About Insulation in Appleton

Get answers to common questions about insulation services in Appleton, Wisconsin.

1What is the best type of insulation for my attic in Appleton, given our harsh winters?

For Appleton's climate, where winter temperatures frequently drop below freezing, achieving a high R-value is critical. Blown-in cellulose or fiberglass insulation is often the most effective solution for attics, as it can be densely packed to reach the recommended R-49 to R-60 level for our zone, sealing gaps and providing superior thermal resistance against the cold. This upgrade is one of the highest-return investments for Appleton homeowners looking to reduce heating bills.

2When is the best time of year to get insulation installed in Appleton?

The ideal time is late spring through early fall (May to October). During these months, temperatures are moderate, making it easier for contractors to work effectively in your attic or crawl spaces, and your home's HVAC system is under less strain. Scheduling during this period also ensures the work is completed before the peak heating season begins, allowing you to maximize energy savings during our long Wisconsin winter.

3Are there any local rebates or incentives in Wisconsin for upgrading my home's insulation?

Yes, Focus on Energy, Wisconsin's statewide energy efficiency and renewable resource program, offers cash-back rebates for qualifying insulation upgrades in Appleton homes. Additionally, your utility provider (like Wisconsin Public Service) may have specific incentives. It's crucial to work with a registered Focus on Energy trade ally contractor to ensure your project is eligible and to navigate the application process for these valuable savings.

4How do I choose a reputable insulation contractor in the Appleton area?

Look for a licensed, insured, and locally established contractor who is a registered Focus on Energy trade ally. Ask for references from recent projects in the Fox Valley area and verify they perform a thorough energy audit or assessment before providing a quote. A reputable Appleton contractor will be knowledgeable about local building codes, vapor barrier requirements for our climate, and proper ventilation to prevent moisture issues like ice dams.

5I have ice dams on my roof every winter. Can new insulation help prevent this?

Absolutely. Ice dams are a common problem in Appleton due to heat escaping from a poorly insulated attic, which melts snow on the roof only for it to refreeze at the colder eaves. Proper air sealing and upgrading attic insulation to the recommended R-value prevents this warm air escape, keeping your roof deck uniformly cold. This, combined with adequate attic ventilation, is the most effective long-term solution to prevent damaging ice dams.