The Best Insulation Contractors in Watertown, WI

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

#1

D & K Insulation

4.8
(150 reviews)
Verified

A family-owned and operated insulation specialist with a strong reputation in Southeastern Wisconsin for quality workmanship and customer service. They are known for their expertise in both residential and commercial projects, emphasizing energy efficiency and proper installation techniques.

W5696 Breezy Point Rd, Watertown, WI 53098

Specialties & Features

Spray foam insulation
Blown-in insulation
Attic insulation installation and upgrade

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Capital City Insulation

4.7
(200 reviews)
Verified

Based in nearby Sun Prairie, this is a leading Madison-area insulation contractor that actively serves the Watertown region. They are recognized for their comprehensive energy efficiency services and hold relevant certifications. They are a go-to provider for complex projects involving air sealing and insulation upgrades.

1039 Corporate Center Dr, Sun Prairie, WI 53590 (Serves Watertown)

Specialties & Features

Energy efficiency audits
Air sealing services
Insulation removal and replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Badger Basement Systems & Insulation

4.6
(80 reviews)
Verified

While part of a larger foundation and basement waterproofing network, their insulation division is highly specialized. They are an excellent choice for below-grade insulation projects and addressing moisture-related issues in conjunction with insulation, a common concern in Wisconsin basements and crawl spaces.

N112 W18711 Mequon Rd, Germantown, WI 53022 (Serves Southeastern WI, including Watertown)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Watertown

** The insulation market in Watertown, Wisconsin, is characterized by a handful of highly specialized local contractors and strong competition from established Madison-area companies. The quality of service is generally high, driven by Wisconsin's harsh climate, which creates a significant demand for energy-efficient home solutions. Homeowners are increasingly aware of the benefits of air sealing and advanced materials like spray foam, though traditional fiberglass and blown-in cellulose remain popular for their cost-effectiveness. Competition is robust enough to provide consumers with options, but not so saturated that quality is diluted. Typical pricing is competitive with regional averages, with project costs heavily dependent on the scope and material chosen. For example, a basic attic blown-in cellulose job might range from $1,500 - $3,000, while a full basement spray foam application can run from $2,500 - $7,000 or more. Key drivers in the local market include knowledge of Wisconsin's building codes, expertise in managing moisture in basements, and the ability to help homeowners navigate available utility rebates from providers like We Energies, which are a significant incentive for energy efficiency upgrades.

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 Watertown regulations and climate

Frequently Asked Questions About Insulation in Watertown

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

1What is the best type of insulation for my Watertown home given our local climate?

For Watertown's cold winters and humid summers, a combination of air sealing and high-R-value insulation is key. We typically recommend spray foam for sealing air leaks in attics and basements, and dense-packed cellulose or fiberglass batts for wall cavities. Aim for attic insulation levels of R-49 to R-60, as recommended by the U.S. Department of Energy for Wisconsin's climate zone, to maximize energy savings and comfort year-round.

2When is the best time of year to schedule insulation work in Watertown?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for certain materials like spray foam that have specific temperature and humidity application requirements. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands of Wisconsin's extreme seasons.

3Are there any local rebates or incentives for insulation upgrades in Watertown?

Yes, Watertown homeowners should first check with Watertown Utilities and their specific natural gas provider (like We Energies or Alliant Energy) for direct rebates on insulation and air sealing. Furthermore, you are eligible for statewide programs like Focus on Energy, which offers cash-back incentives for qualifying energy-efficient upgrades. These incentives can significantly offset the project cost, and a reputable local installer will help you navigate the application process.

4How do I choose a reliable insulation contractor in the Watertown area?

Look for a licensed, insured contractor with specific experience in Wisconsin's climate challenges. Verify they perform a thorough energy audit or assessment before quoting. Check for local references and reviews, and ensure they are familiar with Jefferson County building codes. A trustworthy provider will also be knowledgeable about the Focus on Energy program and help you understand which insulation solutions offer the best long-term value for our region.

5My older Watertown home is drafty in winter. Will adding more attic insulation alone solve the problem?

Not necessarily. In many historic Watertown homes, air leakage is a major culprit. Adding insulation without first addressing air leaks (through gaps, chimneys, wiring holes, etc.) is like wearing a sweater unzipped. A comprehensive approach that combines air sealing with adding the proper R-value of insulation is essential. This is especially important to prevent ice dams on roofs, a common issue in our area caused by warm air escaping into the attic and melting snow unevenly.