The Best Insulation Contractors in De Forest, WI

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

#1

Capital City Insulation

4.8
(180 reviews)
Verified

A leading Madison-based insulation contractor with a strong reputation for comprehensive home performance services. They are known for their expertise in spray foam and blown-in cellulose, and they often perform detailed energy audits to diagnose home efficiency issues accurately. Their team is well-versed in local utility rebates.

4525 Milwaukee St, Madison, WI 53714 (Serves De Forest)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Blown-in attic insulation

Business Information

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

Madison Area Insulation

4.7
(130 reviews)
Verified

This provider has built a solid reputation on thoroughness and customer service. They specialize in both new construction and retrofit projects, with a significant focus on attic insulation upgrades and air sealing to combat Wisconsin's harsh winters. They are a go-to for insulation removal and replacement.

2925 Laura Ln, Middleton, WI 53562 (Serves De Forest)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

HomeSealed Insulation & Ventilation

4.6
(90 reviews)
Verified

Specializing in creating a "home seal," this contractor excels at addressing the building envelope as a whole. They are particularly skilled in hard-to-reach areas like crawl spaces and basement rim joists, using a combination of spray foam and rigid board insulation to prevent heat loss and moisture issues.

109 North Bird St, Sun Prairie, WI 53590 (Serves De Forest)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in De Forest

The insulation market in and around De Forest, Wisconsin, is characterized by medium competition among a core group of established, high-quality providers. The demand is driven by the region's cold climate, high energy costs, and homeowner awareness of energy efficiency. The average quality of service is high, as the contractors that have endured are typically well-licensed, insured, and maintain strong reputations through positive reviews. Typical pricing is competitive but can vary significantly based on the project scope and material choice. For example, a basic blown-in fiberglass attic insulation job might start in the $1,500-$3,000 range, while a full home spray foam application can run from $8,000 to $15,000 or more. Most top-tier providers offer free estimates and are knowledgeable about Focus on Energy rebates and other local incentives available to Wisconsin residents, which can help offset project costs.

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 De Forest regulations and climate

Frequently Asked Questions About Insulation in De Forest

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

1What is the best type of insulation for my attic in De Forest, given our cold Wisconsin winters?

For our climate, air sealing combined with blown-in cellulose or fiberglass insulation is highly effective for attics. We recommend achieving an R-value of R-49 to R-60, as per Department of Energy guidelines for Zone 6, which includes De Forest. This level is crucial for retaining heat during our long, sub-freezing winters and managing summer humidity.

2How much does attic insulation typically cost for a home in De Forest?

Costs vary by home size and existing insulation, but for a standard 1,500 sq ft attic, adding blown-in insulation to reach R-49 typically ranges from $1,500 to $3,000. Pricing is influenced by Wisconsin's seasonal demand, with potential off-season discounts in late spring or early fall. Always get itemized quotes from local providers that include air sealing, which is critical for performance.

3When is the best time of year to schedule insulation work in De Forest?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, making it safer for contractors to work in your attic and allowing for proper ventilation of materials. Scheduling outside of the peak winter rush also ensures better availability from reputable local crews.

4Are there any local Wisconsin or De Forest rebates or incentives for upgrading insulation?

Yes, Focus on Energy, Wisconsin's statewide energy efficiency program, offers cash-back rebates for qualifying insulation upgrades that meet specific R-value targets. Additionally, Dane County or your local utility (like Alliant Energy or MG&E) may have additional incentives. A qualified local installer will be familiar with these programs and can help you apply.

5What should I look for when choosing an insulation contractor in the De Forest area?

Prioritize licensed, insured contractors with specific experience in Wisconsin's climate. Ask for local references in De Forest or nearby towns like Windsor or Sun Prairie, verify they perform a pre-installation energy audit or inspection, and ensure they understand state building codes. Avoid providers who quote a price without assessing your home's specific air leakage points.