The Best Insulation Contractors in Waterloo, WI

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

#1

Polar Bear Insulation

4.8
(180 reviews)
Verified

A leading regional insulation contractor known for its expertise in modern spray foam and blown-in insulation solutions. They strongly emphasize home performance and energy efficiency, offering comprehensive air sealing and energy audits. Their team is highly trained and focuses on both residential and commercial properties.

2850 Business Park Dr, Madison, WI 53718 (Services Waterloo area)

Specialties & Features

Spray foam insulation
Blown-in insulation
Air sealing services

Business Information

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

Capital City Insulation

4.7
(150 reviews)
Verified

A well-established, family-owned contractor with a strong reputation in southern Wisconsin. They are known for their professional crew, clean workmanship, and expertise in all major insulation types, including cellulose and fiberglass blown-in. They are particularly adept at attic insulation upgrades and basement/crawl space projects.

2345 Industrial Dr, Sun Prairie, WI 53590 (Services Waterloo area)

Specialties & Features

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

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Hometown Insulation

4.6
(90 reviews)
Verified

A local contractor based in a neighboring community, offering personalized service for the Jefferson County area, including Waterloo. They excel in retrofit insulation for existing homes and are knowledgeable about local utility rebates. They provide a full suite of services from energy audits to insulation removal and installation.

125 Main St, Jefferson, WI 53549 (Services Waterloo area)

Specialties & Features

Wall insulation services
Energy efficiency audits
Insulation removal and replacement

Business Information

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

Why These Are the Top Insulation Contractors in Waterloo

** The insulation market in Waterloo, WI, is characterized by high-quality service providers primarily based in the surrounding Madison metropolitan area. Due to Wisconsin's climate, there is strong demand for effective insulation to combat cold winters and humid summers. The market competition is healthy, with several established, reputable contractors vying for business, which helps maintain high service standards. The average quality of work is very good, with most leading contractors being BPI (Building Performance Institute) certified and familiar with programs like Focus on Energy, which offers rebates to Wisconsin residents. This expertise in energy efficiency and air sealing is a standard offering among the top-tier companies. Typical pricing is competitive but reflects the skilled labor and quality materials required. As a rough guide: * **Blown-In Attic Insulation:** $1,500 - $3,500 * **Spray Foam Insulation (Roofline):** $4,500 - $7,500+ * **Wall Insulation (Blown-In):** $2,000 - $4,500 * **Basement/Crawl Space:** $2,000 - $5,000 Consumers are advised to obtain multiple quotes and confirm current licensing, insurance, and familiarity with local rebate programs before making a decision.

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 Waterloo regulations and climate

Frequently Asked Questions About Insulation in Waterloo

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

1What is the recommended R-value for attic insulation in my Waterloo home, and why is it important for our climate?

For our Wisconsin climate zone (Zone 6), the U.S. Department of Energy recommends an attic R-value of R-49 to R-60. This high level is crucial because Waterloo experiences cold, harsh winters and hot, humid summers; proper insulation minimizes heat loss in winter and heat gain in summer, directly lowering your heating and cooling bills while improving home comfort year-round.

2When is the best time of year to get insulation installed in Waterloo, and can it be done in winter?

Late summer and early fall are ideal, as attics are cooler for workers and you can seal your home before winter. However, professional insulation installation can absolutely be performed during a Wisconsin winter. Reputable local contractors use techniques and materials suitable for cold-weather installation, ensuring the job is done correctly without delaying vital energy savings.

3Are there any local rebates or incentives in Wisconsin for upgrading my home's insulation? **Question:** Are 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. Additionally, Jefferson County or your local utility (like Waterloo Utilities or Alliant Energy) may have specific incentives. A qualified local insulation contractor will be familiar with these programs and can often help you with the application.

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

Look for licensed, insured contractors with strong local references and proven experience with Wisconsin homes. They should provide a detailed, written estimate that includes the R-value to be achieved, not just the depth of material. It's also wise to choose a provider familiar with Focus on Energy program requirements to ensure you maximize potential rebates.

5My older Waterloo home feels drafty. Should I add more insulation or address air sealing first?

Air sealing is almost always the critical first step, especially in older homes common in Waterloo's historic areas. Adding insulation on top of significant air leaks is like wearing a sweater unzipped; you lose the full benefit. A professional assessment will identify leaks around windows, doors, and penetrations in the attic floor that should be sealed before new insulation is installed for maximum efficiency.