The Best Insulation Contractors in Wausau, WI

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

#1

H&H Insulation

4.8
(150 reviews)
Verified

A family-owned and operated business with a strong reputation in central Wisconsin for comprehensive insulation and energy efficiency services. They are known for their professional crews, detailed energy audits, and expertise in both new construction and retrofit projects.

5905 Stewart Ave, Wausau, WI 54401

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

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

Wausau Insulation & Home Improvement

4.7
(90 reviews)
Verified

A local contractor that has served the Wausau area for decades, offering a wide range of insulation and general home improvement services. They are praised for their customer service, knowledge of local building codes, and ability to handle complex insulation removal and replacement projects.

5105 N 32nd St, Wausau, WI 54401

Specialties & Features

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

Business Information

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

Energy Services of Wisconsin

4.6
(80 reviews)
Verified

While based slightly outside Wausau, this provider is a key player in the regional market, specializing in creating energy-efficient buildings. They focus on advanced solutions like spray foam and cellulose, and are well-versed in available utility rebates and incentives.

1007 S Whelen Ave, Medford, WI 54451 (Serves the Wausau area)

Specialties & Features

Air sealing services
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 Wausau

The insulation market in Wausau, Wisconsin, is characterized by a moderate level of competition, primarily among a handful of established local and regional contractors. The quality of service is generally high, with several providers holding relevant certifications from manufacturers like Owens Corning and Icynene. Due to Wausau's harsh winters (Climate Zone 6), there is strong consumer demand for energy efficiency upgrades, particularly attic insulation and air sealing to combat high heating costs. Typical pricing is competitive with national averages; a standard attic blow-in insulation job can range from $1,500 to $3,500, while spray foam applications are a premium service, often costing $4,500 to $8,000 or more for a full attic. Homeowners are increasingly aware of and interested in utility rebates from providers like Wisconsin Public Service (WPS), which many of the top local contractors are qualified to help navigate and implement.

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 Wausau regulations and climate

Frequently Asked Questions About Insulation in Wausau

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

1What is the best type of insulation for my attic in Wausau's climate?

For Wausau's severe winters (with average lows near 5°F) and humid summers, achieving a high R-value is critical. We typically recommend blown-in cellulose or fiberglass for attics, aiming for R-49 to R-60 to meet Wisconsin's energy code and effectively combat heat loss. Proper air sealing before insulating is equally important to prevent ice dams, a common local issue caused by warm air escaping from living spaces into the attic.

2How much does attic insulation typically cost for a Wausau home?

Costs vary based on home size, existing insulation, and material, but for a standard 1,500 sq ft attic in Wausau, homeowners can expect to invest between $1,500 and $3,500 for professional blown-in insulation. Regional pricing factors include material availability and the higher labor demand during fall "winterization" rushes. Many local providers offer free estimates, and you should inquire about Wisconsin's Focus on Energy program rebates, which can significantly offset the cost.

3When is the best time of year to get insulation installed in Wausau?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, making it easier for contractors to properly install materials and for your home to be ventilated during the work. Scheduling in these off-peak seasons also provides better availability than the high-demand late fall rush, ensuring the work is completed before the harsh Wisconsin winter sets in.

4What should I look for when choosing a Wausau insulation contractor?

Always verify the contractor is licensed and insured in Wisconsin. Look for local experience, as they will understand specific challenges like insulating older Wausau homes and proper ventilation for our climate. Ask for references and proof of their work addressing air leakage, not just insulation. A reputable provider should perform a thorough energy audit or assessment and clearly explain rebate options like those from Focus on Energy.

5My walls feel cold in winter; can adding insulation help, and is it disruptive? **Question:** My walls feel cold in winter; can adding insulation help, and is it disruptive?

Yes, insulating your exterior walls is one of the most effective ways to increase comfort in a Wausau home. For existing homes, the least disruptive method is dense-pack cellulose or fiberglass blown into small holes drilled in the wall cavities, which are then patched. This process causes minimal interior mess and is highly effective at stopping the drafts and cold spots common in our region, offering a strong return on investment through lower heating bills.