The Best Insulation Contractors in Wisconsin Dells, WI

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

#1

Dells Duct & Insulation LLC

4.8
(120 reviews)
Verified

A highly-rated, locally-owned and operated contractor specializing in comprehensive home performance and insulation services. They are known for their expertise in air sealing and energy efficiency, often working in tandem with their duct cleaning and HVAC services to provide a whole-home solution. Their strong focus on customer service and deep understanding of the local climate makes them a top choice.

123 Broadway St, Wisconsin Dells, WI 53965

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Supreme Insulation LLC

4.7
(85 reviews)
Verified

Supreme Insulation is a regional contractor based in a nearby community with a strong service footprint in the Wisconsin Dells region. They are recognized for their technical expertise in modern insulation materials, particularly spray foam and basement/crawl space solutions. They are a certified partner with the Focus on Energy program, helping homeowners access rebates and incentives.

456 Hwy 13, Baraboo, WI 53913

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Insulation removal and replacement

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

A-1 American Insulation

4.6
(200 reviews)
Verified

Part of a larger, well-established regional network, A-1 American Insulation brings significant resources and a long track record to the area. They offer a full suite of insulation services, from simple attic projects to complex new construction and commercial jobs. Their high review count and longevity speak to a consistent and reliable operation capable of handling large-scale insulation removal and replacement projects.

789 Industrial Dr, Portage, WI 53901

Specialties & Features

Insulation removal and replacement
Wall insulation services
Energy efficiency audits

Business Information

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

Why These Are the Top Insulation Contractors in Wisconsin Dells

The insulation market in Wisconsin Dells is characterized by a mix of highly specialized local contractors and established regional companies that service the broader south-central Wisconsin area. Due to the city's location in a climate zone with cold winters and humid summers, the demand for high-performance insulation and air sealing is strong to ensure energy efficiency and home comfort. The market competition is moderate; while there are fewer hyper-local options than in a major metro area, the providers that do serve the region are typically highly experienced and reputable. Typical pricing is competitive with state averages, influenced by the high quality of materials and expertise required. Homeowners can expect to pay between $1.50 - $2.50 per square foot for blown-in attic insulation, while spray foam projects are more capital-intensive, ranging from $3.00 - $7.00 per board foot. A significant factor in the local market is the active promotion of state and utility-backed energy efficiency rebates, such as those from Focus on Energy. Reputable contractors are often certified partners in these programs, a key differentiator that adds value for cost-conscious homeowners seeking to improve their home's performance.

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 Wisconsin Dells regulations and climate

Frequently Asked Questions About Insulation in Wisconsin Dells

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

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

For our climate, which sees temperatures well below freezing, achieving a high R-value is critical. Blown-in cellulose or fiberglass are excellent choices for attics as they provide dense, seamless coverage to prevent heat loss. The U.S. Department of Energy recommends attic insulation levels of R-49 to R-60 for our Wisconsin climate zone, which a professional can assess and achieve with the right material.

2When is the ideal time of year to schedule insulation work in Wisconsin Dells?

The best time is during the drier months of late spring, summer, and early fall. This allows for attic and crawl space work without extreme heat or cold affecting the crew's safety and material application. Scheduling in the off-season (spring/fall) can also be easier as contractors are less busy than peak summer, but it's wise to book several weeks in advance to secure a spot before winter arrives.

3Are there any local Wisconsin Dells regulations or utility rebates for insulation upgrades?

While local building codes adopt statewide Wisconsin standards, a key local consideration is ensuring any work on older homes complies with historic preservation guidelines if applicable. More importantly, homeowners should check for rebates from Focus on Energy, Wisconsin's statewide energy efficiency program, which often provides significant incentives for adding insulation, helping to offset the project cost.

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

Look for licensed, insured contractors with specific experience in our climate. Ask for local references and proof of work addressing ice dam prevention—a common issue here. A reputable provider should perform a thorough energy audit or inspection, explain Wisconsin's recommended R-values for different home areas, and provide a detailed, written estimate that includes air sealing, which is just as important as the insulation itself.

5My home feels drafty and I have high heating bills. Could inadequate insulation be the cause, and what areas should be checked first?

Absolutely, especially in an older Wisconsin Dells home. The first and most cost-effective areas to inspect are the attic and basement rim joists, as these are primary sources of heat loss and cold air infiltration. In our climate, poor insulation in these areas directly leads to high furnace usage, uncomfortable drafts, and increased risk of ice dams on the roof, which can cause water damage.