The Best Insulation Contractors in Wales, WI

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

#1

Energy Guard Insulation, LLC

4.8
(180 reviews)
Verified

A leading provider of comprehensive insulation and air sealing services in Southeastern Wisconsin. They are highly regarded for their expertise in spray foam and their commitment to improving home energy efficiency. They conduct detailed energy audits to diagnose issues and provide targeted solutions.

N27W23955 Paul Road, Pewaukee, WI 53072

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Air sealing services

Business Information

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

Wisconsin Home Improvement, Inc. / WHI Insulation

4.7
(150 reviews)
Verified

A well-established, full-service home improvement contractor with a dedicated insulation division. They are known for professional project management, high-quality workmanship, and expertise in a wide range of insulation types for both new construction and existing homes.

W226 N2940 Duplainville Road, Waukesha, WI 53186

Specialties & Features

Attic insulation installation and upgrade
Basement and crawl space insulation
Insulation removal and replacement

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Hometown Spray Foam & Lumber, LLC

4.9
(90 reviews)
Verified

While newer than the other two, this company has rapidly built an exceptional reputation for specialized spray foam application. They focus heavily on modern, high-performance insulation techniques, making them an excellent choice for homeowners seeking maximum R-value and air barrier performance in basements, crawl spaces, and walls.

W256 S3567 Crowbar Court, Sussex, WI 53089

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Wales

The insulation market in and around Wales, WI, is characterized by a mix of established regional players and specialized contractors. Due to Wisconsin's climate, there is a strong demand for high-quality insulation to combat cold winters and humid summers. The competition is moderate but features several high-quality providers, leading to good options for homeowners. Typical pricing is competitive with national averages but can vary significantly based on the project scope and material choice. For example, blown-in cellulose for an attic may range from $1,500-$3,500, while a full spray foam application can be a more substantial investment of $5,000-$15,000+. Homeowners in this area are generally savvy about energy efficiency, and reputable contractors are well-versed in local Waukesha County building codes and available Focus on Energy rebates, which can help offset project costs. The overall market quality is high, with several companies holding relevant certifications from manufacturers like Owens Corning or the Spray Polyurethane Foam Alliance (SPFA).

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 Wales regulations and climate

Frequently Asked Questions About Insulation in Wales

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

1What is the recommended insulation level (R-Value) for attics in Wales, Wisconsin, and why is it specific to our area?

For attics in our Waukesha County climate, the U.S. Department of Energy recommends an R-Value of R-49 to R-60. This high recommendation is due to Wisconsin's severe winters and humid summers, which demand superior thermal resistance to keep heating costs manageable in January and prevent attic heat gain in July. Properly meeting this level is crucial for both comfort and long-term energy savings on your Wales home.

2Are there any local Wales or Wisconsin-specific rebates or incentives for upgrading my home's insulation?

Yes, Wisconsin homeowners have excellent incentive opportunities. Focus on Energy, a statewide program, offers cash-back rebates for adding insulation to under-insulated attics, walls, and basements. Additionally, Waukesha County may have local utility programs through providers like We Energies. We recommend checking both the Focus on Energy website and your specific utility provider, as these incentives can significantly offset your project cost.

3When is the best time of year to install insulation in a Wales home?

While insulation can be installed year-round, the ideal periods are late spring (May-June) and early fall (September-October). These seasons typically offer mild, dry weather in southeastern Wisconsin, which is optimal for contractors to perform thorough work, especially in attics and crawl spaces. Scheduling during these shoulder seasons also ensures your home is fully prepared before the peak heating and cooling demands of winter and summer arrive.

4How do I choose a reputable insulation contractor serving the Wales community?

Always verify a contractor is licensed and insured to work in Wisconsin. Look for local companies with strong community ties and positive reviews on platforms like Google or the BBB. Crucially, choose a contractor who performs a detailed energy assessment before quoting and who is certified by manufacturers (like Owens Corning or Johns Manville) and programs like Focus on Energy, as this ensures they follow proper installation standards for our climate.

5My older Wales home feels drafty. Should I prioritize air sealing or adding more insulation first?

You should always prioritize comprehensive air sealing *before* adding new insulation. In historic or older homes common in the area, gaps, cracks, and leaks (especially in the attic) allow Wisconsin's cold, dense air to infiltrate, making even good insulation ineffective. A professional will seal these bypasses first; then, adding new insulation creates a complete thermal barrier, maximizing comfort and the return on your investment.