The Best Insulation Contractors in North Lake, WI

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

#1

Allstar Services

4.8
(180 reviews)
Verified

A highly-rated, full-service insulation and home performance contractor based in the Lake Country area. They are known for comprehensive energy audits and a wide range of insulation solutions, emphasizing customer education and long-term home efficiency.

W304 S4620 Commercial Ave, North Prairie, WI 53153 (Serves North Lake)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Dr. Energy Saver - Southeast Wisconsin

4.7
(150 reviews)
Verified

Part of a national network with a strong local presence, this provider focuses on data-driven solutions to improve home comfort and reduce energy bills. They are experts in leveraging insulation upgrades alongside advanced air sealing techniques.

W226 N2940 Duplainville Rd, Waukesha, WI 53186 (Serves North Lake)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation
Basement and crawl space insulation

Business Information

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

Homesealed Exteriors & Insulation

4.6
(90 reviews)
Verified

A local contractor that has built a strong reputation for insulation and air sealing work in Southeastern Wisconsin. They are praised for their professionalism, attention to detail, and expertise in both new construction and retrofit projects.

W227 N6195 Sussex Rd, Sussex, WI 53089 (Serves North Lake)

Specialties & Features

Insulation removal and replacement
Wall insulation services
Air sealing services

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in North Lake

The insulation market in the North Lake, WI area is characterized by a competitive field of regional and local specialists serving the broader Waukesha County and Lake Country region. Due to North Lake's semi-rural nature and mix of older homes and new constructions, there is consistent demand for insulation upgrades, particularly attic air sealing and blown-in cellulose or fiberglass. The market quality is generally high, with several providers holding Building Performance Institute (BPI) certifications and being well-versed in local Focus on Energy rebates and incentives. Competition is robust, which benefits homeowners through competitive pricing and a focus on service quality. Typical pricing for a standard attic insulation project (air sealing + blown-in fiberglass to R-49) can range from $1,800 to $3,500, while more complex spray foam applications or full-home retrofits can run from $5,000 to $15,000+, depending on the home's size and scope of work.

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 North Lake regulations and climate

Frequently Asked Questions About Insulation in North Lake

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

1What is the best type of insulation for my attic in North Lake, given our cold winters?

For our Wisconsin climate, the best attic insulation is typically blown-in cellulose or fiberglass, achieving a high R-value of R-49 to R-60. This level is recommended by the U.S. Department of Energy for our Zone 6 climate to effectively retain heat during harsh winters and keep attics cool in summer. Many local providers also offer spray foam for sealing complex rafter lines, which combats ice dams common around North Lake's older homes.

2When is the ideal time of year to schedule insulation work in North Lake?

The best time is late summer through early fall (August to October). This timing allows work to be completed before the deep cold sets in, ensuring your home is sealed for winter. It also avoids the peak humidity of midsummer, which can affect the installation of certain materials like spray foam. Scheduling during this shoulder season often provides better availability with local contractors before their winter rush.

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

Yes, Wisconsin homeowners can access several programs. Focus on Energy, a statewide energy efficiency program, offers rebates for adding insulation that meets specific R-value targets. Additionally, Waukesha County or your local utility (like We Energies) may have additional incentives. The federal Inflation Reduction Act also provides tax credits for qualified insulation improvements, making it a cost-effective time to upgrade.

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

Look for a licensed, insured contractor with specific experience in our climate. Ask for local references in North Lake or nearby towns like Hartland or Sussex, and verify they understand Wisconsin's building codes and vapor barrier requirements for mixed-humidity climates. A reputable provider will perform a thorough energy audit or assessment before quoting and should be certified by manufacturers like Owens Corning or CertainTeed.

5My older North Lake home feels drafty. Should I focus on the attic or the walls first?

In almost all cases, address the attic first. Heat rises, so an under-insulated attic is the primary source of heat loss and contributes significantly to ice dam formation on roofs in our area. Sealing attic bypasses and adding insulation typically provides the greatest energy savings and comfort improvement per dollar. After the attic is properly sealed and insulated, you can then assess if wall insulation (often via dense-pack cellulose injection) is necessary.