The Best Insulation Contractors in Columbus, WI

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

#1

A+ Insulation

4.8
(200 reviews)
Verified

A+ Insulation is a leading regional contractor known for its comprehensive home performance services. They are a top-tier provider with a strong focus on energy efficiency, professional installation, and customer education. They are authorized dealers for leading insulation brands and are well-versed in local utility rebates.

135 Friestadt Rd, Sun Prairie, WI 53590 (Serves Columbus)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Energy efficiency audits

Business Information

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

Columbus Insulation LLC

4.5
(50 reviews)
Verified

A locally-owned and operated business based right in Columbus. They are a strong choice for standard insulation projects and have built a solid reputation for reliability and personalized service within the community. They handle both residential and light commercial projects.

429 Mill St, Columbus, WI 53925

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Basement and crawl space insulation

Business Information

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

RetroFoam of Wisconsin

4.9
(150 reviews)
Verified

This provider is a specialist in innovative injection foam and spray foam solutions. While based slightly farther away, they are a highly-specialized option for homeowners seeking the maximum air sealing and R-value benefits of foam insulation, particularly for existing walls and hard-to-reach spaces.

W233 S2740 Les Paul Pkwy, Waukesha, WI 53188 (Serves Southern WI, including Columbus)

Specialties & Features

Injection foam for existing walls
Spray foam insulation
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Columbus

** The insulation market in Columbus, Wisconsin, is characteristic of a smaller Midwestern city. The competition is not saturated with large national chains, but rather a mix of a few local specialists and highly-regarded regional contractors from nearby hubs like Sun Prairie and Madison. This provides homeowners with a good range of options from the personalized service of a local handyman-style operator to the advanced expertise and rebate knowledge of established regional companies. The average quality of service is generally high, as contractors in this region are familiar with the demands of Wisconsin's climate, requiring solutions that effectively combat both bitter cold winters and humid summers. Homeowners are typically looking for cost-effective solutions like blown-in cellulose or fiberglass for attics, but there is a growing demand for high-performance spray foam, especially in new construction and major renovations. **Typical Pricing:** Costs can vary significantly based on the project and material. * **Blown-In Attic Insulation:** $1,500 - $3,500 for an average home. * **Spray Foam (Open Cell):** $2.50 - $4.00 per board foot. * **Spray Foam (Closed Cell):** $4.50 - $7.50 per board foot. * **Wall Insulation (Blown-in):** $1,000 - $2,500 per wall. It is highly recommended that Columbus homeowners obtain at least 2-3 quotes and inquire specifically about experience with local building codes and potential rebates from programs like **Focus on Energy**, which are commonly leveraged by the more established providers in the area.

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 Columbus regulations and climate

Frequently Asked Questions About Insulation in Columbus

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

1What is the recommended R-value for attic insulation in a Columbus, WI home?

For our climate zone (Zone 6), the U.S. Department of Energy recommends an attic R-value of R-49 to R-60. Given Columbus's cold winters and humid summers, achieving this level is crucial for preventing heat loss, reducing summer cooling loads, and minimizing ice dam risks on roofs. Many older homes in the area have insufficient insulation, so an assessment by a local professional is the best first step.

2When is the best time of year to add or upgrade insulation in Columbus?

Insulation can be installed year-round, but the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in Columbus, which is optimal for attic work and allows for proper sealing of air leaks before the extreme temperatures of winter or the high humidity of summer set in, ensuring immediate comfort and energy savings.

3Are there any local rebates or incentives for insulation upgrades in Columbus, Wisconsin?

Yes, Columbus homeowners should first check with Focus on Energy, Wisconsin's statewide energy efficiency and renewable resource program. They often offer cash-back rebates for qualifying insulation upgrades. Additionally, Columbia County or the City of Columbus may have occasional programs, and federal tax credits for insulation are frequently available, making it wise to consult with a local, participating contractor.

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

Look for licensed, insured contractors with strong local references and specific experience with Wisconsin's climate challenges. A reputable Columbus-area provider should perform a thorough energy audit or inspection, explain options like blown-in cellulose or spray foam suited to our region, and provide a detailed written estimate. Verify they are familiar with Wisconsin's Uniform Dwelling Code for insulation requirements.

5Besides the attic, what are the most critical areas to insulate in an older Columbus home?

Key areas include basement rim joists (band joists), which are a major source of cold drafts, and crawl space walls or floors. Also, insulating exterior walls, especially in homes built before the 1980s, can dramatically improve comfort. Given the prevalence of older housing stock in Columbus, addressing these areas seals the building envelope against our significant temperature swings and wind.