Compare the highest-rated insulation professionals in Earth City, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading local contractor specializing in comprehensive home performance and insulation services. They are highly regarded for their expertise in spray foam and blown-in insulation, and they strongly emphasize air sealing to maximize energy efficiency. They are a go-to provider for energy audits and are well-versed in local utility rebates.
Part of a national brand with a strong local franchise, Koala is known for its professional service and educational approach. They offer a wide array of insulation services, from attic and wall insulation to removal and replacement. They provide free evaluations and are transparent about their pricing and material recommendations.
A well-established, family-owned contractor with deep roots in the St. Louis area. They have extensive experience with both residential and commercial projects, making them a good fit for Earth City's mixed-use environment. They are praised for their quality workmanship, knowledge of local building codes, and expertise in basement and crawl space encapsulation.
** The insulation market in the Earth City/St. Louis region is mature and competitive, characterized by a mix of long-standing local companies and newer, branded franchises. The overall quality of service is high, with leading contractors holding relevant certifications (e.g., from BPI or the Spray Polyurethane Foam Alliance) and demonstrating strong expertise in the climate-specific needs of the Midwest, which experiences both high humidity and cold winters. Competition is robust, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly based on the project scope and material chosen. As a rough guide: * **Blown-in Attic Insulation:** $1,500 - $4,500 * **Spray Foam (Open Cell) for an Attic:** $2,500 - $7,000 * **Basement/Crawl Space Encapsulation:** $3,000 - $8,000+ Most top-tier providers offer free, detailed quotes and are knowledgeable about energy efficiency rebates available from local utilities like Ameren Missouri, making upgrades more affordable for homeowners and businesses.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Earth City regulations and climate
Get answers to common questions about insulation services in Earth City, Missouri.
For Earth City's humid continental climate with hot summers and cold winters, a combination of air sealing and high R-value insulation is key. We typically recommend spray foam for its superior air barrier properties or blown-in cellulose/ fiberglass for attics and walls, targeting recommended Missouri R-values (e.g., R-38 to R-60 for attics). Properly addressing both temperature extremes and humidity control is crucial for comfort and energy efficiency year-round.
For an average Earth City home (1,500-2,500 sq ft), adding or upgrading attic insulation typically ranges from $1,500 to $4,000, depending on material, existing conditions, and the R-value target. Blown-in fiberglass is often the most cost-effective, while spray foam commands a higher price for superior performance. Always get itemized quotes from local providers that include air sealing, as this significantly impacts the final effectiveness and value.
Yes, Earth City homeowners should check for incentives from Spire (the local natural gas utility) and Ameren Missouri (the electric utility), which often offer rebates for adding insulation to attics and walls. Additionally, the federal energy efficiency tax credit can cover 30% of qualified insulation material costs, up to a $1,200 annual limit. It's best to consult with your insulation contractor, as they are usually up-to-date on the latest available programs.
The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is important for certain insulation materials and for allowing proper ventilation during installation. Scheduling during these shoulder seasons also avoids the peak summer heat and winter cold when HVAC systems are under the most strain, and contractor schedules are often more flexible.
Prioritize contractors licensed and insured in Missouri with specific experience in the St. Louis region. Ask for local references, proof of workers' compensation, and detailed written estimates that specify material types, R-values, and scope of work. A reputable provider will also perform an energy audit or assessment to identify air leaks, as proper air sealing is just as important as the insulation itself for our climate.