The Best Insulation Contractors in Imperial, MO

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

#1

Eco Insulation Solutions

4.8
(180 reviews)
Verified

A highly-rated, locally-owned and operated company specializing in comprehensive home performance and insulation services. They are known for their expertise in spray foam and blown-in insulation, and they strongly emphasize energy efficiency, often conducting blower door tests to diagnose air leakage. Their customer service and attention to detail are frequently praised.

1414 US-61, Festus, MO 63028 (Approx. 5 miles from Imperial)

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Koala Insulation of South County

4.9
(110 reviews)
Verified

Part of a national brand with a strong local franchise, Koala Insulation has built an excellent reputation for professionalism and a wide range of services. They focus on both residential and commercial projects and are proficient in all major insulation types, including batt, blown-in, and spray foam. They offer free estimates and are known for their clean work and knowledgeable staff.

4439 S Lindbergh Blvd, St. Louis, MO 63127 (Serves the entire metro area, including Imperial)

Specialties & Features

Insulation removal and replacement
Attic insulation
Blown-in insulation

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Supreme Insulation

4.7
(90 reviews)
Verified

A well-established contractor with deep roots in the St. Louis region. Supreme Insulation handles a variety of projects from standard attic upgrades to complex new construction and commercial jobs. They have extensive knowledge of local building codes and potential utility rebates. Their longevity and consistent positive feedback make them a reliable choice for insulation removal, air sealing, and installation.

160 Larkin Williams Industrial Ct, Fenton, MO 63026 (Serves Jefferson County, including Imperial)

Specialties & Features

Attic insulation installation
Insulation removal
Air sealing services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Imperial

** The insulation market in Imperial, Missouri, and the surrounding Jefferson County area is moderately competitive, characterized by a mix of a few highly specialized local contractors and several established St. Louis metro companies that extend their service range. The average quality is high, as the surviving companies have built reputations on expertise and customer service in a tight-knit community. Homeowners are generally savvy about energy efficiency, driving demand for advanced solutions like spray foam and comprehensive air sealing. Typical pricing is in line with regional averages. For a standard attic blown-in cellulose job, homeowners can expect to pay **$1,500 - $3,500**, depending on square footage and existing conditions. Spray foam insulation is a premium service, typically ranging from **$3,500 to $7,500+** for an attic. The market is influenced by seasonal energy efficiency rebates from utilities like Ameren Missouri, and the most reputable providers are adept at helping customers navigate these incentives to reduce the net project cost.

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 Imperial regulations and climate

Frequently Asked Questions About Insulation in Imperial

Get answers to common questions about insulation services in Imperial, Missouri.

1What is the recommended insulation level (R-Value) for attics in Imperial, Missouri, and why is it specific to our area?

For Imperial's humid continental climate with hot summers and cold winters, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-Value is crucial to combat our significant temperature swings, keeping your home cooler against Missouri summer heat and warmer during winter freezes, ultimately improving comfort and reducing year-round energy bills for your HVAC system.

2How much does it typically cost to insulate an older home in Imperial, and what factors influence the final price?

For a typical older home in Imperial, full attic insulation can range from $1,500 to $3,500, while wall insulation can be $2,000 to $4,500+. Key cost factors include your home's square footage, the insulation material chosen (like fiberglass batts vs. blown-in cellulose), the accessibility of attics and walls, and the need for any old material removal. Local material and labor rates also directly impact pricing.

3When is the best time of year to schedule insulation work in the Imperial area?

The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather in Missouri, which is optimal for installation and allows contractors to properly assess and ventilate your home. Scheduling during these shoulder seasons also helps you prepare your home's efficiency before the peak heating and cooling demands of winter and summer.

4What should I look for when choosing a local Imperial/Jefferson County insulation contractor?

Prioritize contractors licensed and insured to work in Missouri. Look for local experience, specifically with homes in our area that face similar moisture and temperature challenges. Always ask for references from nearby projects, verify they perform a thorough energy audit or assessment before quoting, and ensure they are knowledgeable about current building codes and potential rebates from utilities like Ameren Missouri.

5My house in Imperial feels drafty and has high humidity in the summer. Can new insulation help with moisture issues?

Yes, properly installed insulation is a key part of managing indoor humidity. In our humid Missouri climate, air sealing (which is done in conjunction with insulation) prevents warm, moist outdoor air from infiltrating your cool home and condensing. This reduces strain on your dehumidifier and AC, prevents mold risk in walls and attics, and creates a more consistent and comfortable indoor environment year-round.