Compare the highest-rated insulation professionals in Godfrey, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly specialized contractor focusing heavily on spray foam insulation, which is a premium solution for air sealing and high R-value. They are known for their expertise in complex projects, including new construction, commercial buildings, and deep energy retrofits for existing homes. Their strong focus on building science makes them a top choice for comprehensive energy efficiency upgrades.
While based in Missouri, this company has a significant presence and excellent reputation on the Illinois side of the river, including Godfrey. They offer a full suite of insulation and air quality services, positioning themselves as whole-home performance contractors. They are particularly noted for their detailed energy audits and their ability to handle both attic and basement/crawl space encapsulation projects.
A well-established company with a broad service area and a strong focus on exterior home improvements that enhance energy efficiency. They are a reliable choice for more standard insulation upgrades, particularly blown-in attic insulation, and are known for their professional crews and clear communication. They often help homeowners navigate available rebates.
** The insulation market in Godfrey, Illinois, is characterized by a mix of local specialized contractors and larger regional companies from the St. Louis metropolitan area. Due to Godfrey's size, there are very few, if any, insulation contractors operating *exclusively* within the village limits. Therefore, residents typically rely on reputable providers from nearby Alton, Edwardsville, and the broader St. Louis region. The competition level is moderate but features high-quality options. The presence of companies specializing in advanced solutions like spray foam indicates a mature market catering to both standard and premium projects. Homeowners have access to contractors well-versed in local building codes and potential utility rebates from providers like Ameren Illinois. **Typical Pricing:** Costs vary significantly based on the project scope and material. * **Blown-In Attic Insulation:** $1,500 - $3,500 for an average home. * **Spray Foam Insulation:** $3,500 - $7,500+ for an attic, given its higher cost per board foot and superior performance. * **Wall Insulation (Blown-In):** $1,000 - $2,500 per exterior wall. * **Energy Audit:** $300 - $600, often applied as a credit if further work is performed. The average quality of service is high among the top-tier providers, as they compete for business in a knowledgeable market where energy efficiency is a key concern for homeowners.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Godfrey regulations and climate
Get answers to common questions about insulation services in Godfrey, Illinois.
For Godfrey's humid summers and cold winters, the most impactful upgrades are typically attic insulation and air sealing. We are in Climate Zone 4, so the U.S. Department of Energy recommends attic insulation levels of R-49 to R-60. Properly sealing air leaks around windows, doors, and attic penetrations is also critical to prevent moisture issues in summer and heat loss in winter, directly improving comfort and energy bills.
Costs vary based on home size, material (like fiberglass batts, blown-in cellulose, or spray foam), and the area being insulated. For a standard attic insulation project in Godfrey, homeowners can expect a range of $1,500 to $4,500. It's important to get itemized quotes from local contractors that include material R-value, labor, and any necessary air sealing. Illinois often has utility rebates (like from Ameren Illinois) and federal tax credits that can significantly offset these costs.
While insulation can be installed year-round, the ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather in the Riverbend region, which is safer for contractors working in attics and allows for proper curing of materials like spray foam. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands of our Illinois summer and winter.
Always verify the contractor is licensed, insured, and has strong local references. Look for companies experienced with the specific challenges of older Godfrey homes, such as balloon framing or knob-and-tube wiring, which require special handling. A reputable provider should offer a free, detailed energy assessment and clearly explain their recommended solutions, including how they comply with Illinois energy codes and qualify for available incentives.
Key signs include uneven room temperatures, high energy bills, ice dams on the roof in winter, or visible issues like dampness, compaction, or pest infestation in the insulation. An infrared thermal inspection by a local professional can identify gaps and thermal bypasses. In many older homes, the existing insulation is insufficient by today's R-value standards for our climate, and simply adding new material over old (if it's dry and mold-free) is a common and effective solution.