The Best Insulation Contractors in South Beloit, IL

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

#1

All Seasons Insulation

4.8
(180 reviews)
Verified

A leading provider in the Stateline area, All Seasons Insulation is known for its comprehensive energy efficiency services. They specialize in both residential and commercial projects, offering everything from energy audits to advanced spray foam and blown-in insulation installations. They are highly regarded for their professional crews and knowledge of local utility rebates.

4669 Hydraulic Road, Rockford, IL 61109 (Serves South Beloit)

Specialties & Features

Spray foam insulation
Attic insulation and air sealing
Blown-in wall insulation

Business Information

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

Rockford Insulation Pros

4.7
(120 reviews)
Verified

This contractor has built a strong reputation in the greater Rockford area for reliability and quality workmanship. They focus heavily on attic insulation upgrades and basement/crawl space encapsulation, helping homeowners in South Beloit improve comfort and reduce energy bills. They offer free estimates and are known for their clean and efficient service.

Serves the Rockford and South Beloit area.

Specialties & Features

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

Business Information

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

Stateline Insulation

4.6
(90 reviews)
Verified

Operating out of nearby Beloit, WI, Stateline Insulation is a natural choice for South Beloit residents. They provide a full suite of insulation services with a focus on both new construction and retrofit projects. Their expertise in blown-in cellulose and fiberglass makes them a go-to for existing wall insulation and attic projects.

1848 Riverside Drive, Beloit, WI 53511 (Serves South Beloit)

Specialties & Features

Blown-in insulation installation
Wall insulation services
Insulation removal

Business Information

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

Why These Are the Top Insulation Contractors in South Beloit

The insulation market in the South Beloit area is moderately competitive, primarily served by established contractors from the larger Rockford, IL, and Beloit, WI metros. The quality of service is generally high, with several providers holding certifications from major manufacturers like Owens Corning and Icynene. Due to the region's cold winters, there is consistent demand for attic and basement insulation upgrades to improve energy efficiency. Homeowners are increasingly aware of available rebates from utility companies like ComEd, and reputable contractors are adept at guiding customers through these programs. Pricing is typical for the Midwest, with attic blown-in insulation projects ranging from $1,500 to $3,500 and spray foam projects being a premium service starting at $2,500 and going significantly higher based on scope and square footage. The market consists of a mix of long-standing companies and newer, highly-rated specialized crews.

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 South Beloit regulations and climate

Frequently Asked Questions About Insulation in South Beloit

Get answers to common questions about insulation services in South Beloit, Illinois.

1What is the best type of insulation for my South Beloit home given our local climate?

For South Beloit's climate, which features cold winters with average lows in the teens and hot, humid summers, a combination of air sealing and high R-value insulation is key. We typically recommend blown-in cellulose or fiberglass for attics (aiming for R-49 to R-60) and spray foam or dense-packed cellulose for walls to combat both temperature extremes and wind infiltration common in our region. Properly addressing air leaks is as crucial as the insulation material itself for energy efficiency and comfort year-round.

2Are there any local rebates or incentives for insulation upgrades in South Beloit, IL?

Yes, Illinois homeowners can access significant incentives through the Illinois Home Performance with ENERGY STAR program, which offers rebates for comprehensive energy upgrades, including insulation. Additionally, Nicor Gas and ComEd often have their own rebate programs for customers. We always recommend checking with your local utility providers first, as these programs can substantially offset your project cost, and a qualified local installer can help you navigate the application process.

3When is the ideal time of year to get insulation installed in South Beloit?

While insulation can be installed year-round, the best times are typically late spring (May-June) and early fall (September-October). These periods offer milder temperatures, making it easier for contractors to perform thorough air sealing and for materials like spray foam to cure properly. Scheduling during these shoulder seasons also ensures your home is prepared before South Beloit's harsh winter sets in, though reputable local contractors are equipped to handle installations in most conditions.

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

Always choose a licensed and insured Illinois contractor with specific experience in insulation. Look for providers who perform a detailed energy audit or assessment first, as blanket recommendations without diagnostics are a red flag. Check for local references and reviews, and verify they are familiar with the 2021 International Energy Conservation Code (IECC) standards adopted by Illinois, which dictate proper R-values and installation methods for our climate zone (Zone 5).

5My older South Beloit home is drafty. Will adding more attic insulation alone solve the problem?

Not necessarily. While increasing attic insulation to the recommended R-49+ is vital, draftiness in older homes is often caused by air leakage in walls, around windows, and through gaps in the building envelope. A comprehensive approach that includes professional air sealing of the attic floor, band joists, and other penetrations is critical. For many historic homes here, techniques like dense-pack wall cavity insulation may also be necessary to address drafts without compromising the structure's integrity.