Compare the highest-rated insulation professionals in Plymouth, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.
A well-established and highly-rated contractor specializing in comprehensive home insulation and energy efficiency solutions. They are known for their professional crews, use of high-quality materials like Owens Corning, and their detailed energy audits to pinpoint inefficiencies.
A family-owned and operated insulation contractor with a strong reputation for reliability and customer service in west-central Illinois. They excel in both new construction and retrofit projects, with a focus on attic and crawl space solutions.
This provider offers a wide range of insulation services for residential and commercial properties. They are noted for their expertise in air sealing and wall insulation, helping to create a tight building envelope that significantly reduces energy costs.
** The insulation market in and around Plymouth, IL, is characterized by a reliance on regional contractors from larger hubs like Macomb, Carthage, and Quincy. As a small, rural community, there are no dedicated insulation companies physically located within Plymouth itself. The competition level is moderate, with several established, long-standing family businesses vying for projects in the region. The average quality of service is high, as these companies have built their reputations over decades serving the local farming and residential communities. Homeowners can expect personalized service and contractors with deep knowledge of the specific climate challenges and older housing stock common in west-central Illinois. Typical pricing is in line with Midwestern averages. For blown-in cellulose attic insulation, homeowners might expect to pay between $1,500 and $2,500 for a standard 1,200 sq ft home. Spray foam is a premium option, with open-cell foam ranging from $2,500 to $4,500 and closed-cell foam from $4,000 to $7,500+ for the same area, highly dependent on the R-value required. It is always recommended that homeowners obtain multiple quotes and inquire about potential rebates from local utilities like Ameren Illinois, which these reputable contractors will typically be knowledgeable about.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Plymouth regulations and climate
Get answers to common questions about insulation services in Plymouth, Illinois.
For Plymouth's climate, which experiences cold winters and hot, humid summers, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-Value is crucial for resisting significant heat loss in winter and heat gain in summer, directly impacting your comfort and energy bills. Many older homes in the area have insufficient insulation, so an upgrade to this recommended level is one of the most effective energy improvements you can make.
While insulation can be installed year-round, the ideal times in Plymouth are late spring (May-June) and early fall (September-October). These periods typically offer milder, drier weather, which is optimal for projects like attic work. Scheduling during these shoulder seasons also helps you avoid the peak summer heat in the attic and ensures your home is properly sealed before the harsh Illinois winter sets in, maximizing immediate energy savings.
Yes, Illinois homeowners can benefit from the "Illinois Home Performance with ENERGY STAR" program, which offers rebates for comprehensive energy upgrades, including insulation. Additionally, your local utility, Ameren Illinois, provides various rebates and a Home Energy Assessment that can identify insulation needs and qualify you for incentives. It's always wise to ask your Plymouth-area insulation contractor about current local programs, as they change periodically.
Look for a licensed, insured, and locally established contractor with strong references from Plymouth or nearby communities. They should be knowledgeable about the specific challenges of Illinois' climate and older home construction common in the region. Always verify they perform a thorough energy audit or inspection before quoting, provide detailed written estimates, and clearly explain the recommended materials (like blown-in cellulose or fiberglass batts) and their proper installation methods.
For Plymouth homes, especially older ones, air sealing is often the critical first step before adding more insulation. Gaps, cracks, and leaks around windows, doors, and attic penetrations let conditioned air escape, undermining your insulation's effectiveness. A professional energy audit or inspection will identify these air leakage points. The most effective approach is a combination: first air seal the attic and basement rim joists, then add the recommended level of insulation to achieve maximum comfort and efficiency.